Bridge School Level 2 Mathematics Workbook for students

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GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 0 Prepared by Abera Legesse (Dr.) BRIDGE SCHOOL GRADE 2 MATHEMATICS STUDENT WORKBOOK THINK • SOLVE • EXPLAIN • GROW Student Name: ___________________________________ Teacher: ____________________________ School Year: ________________________ My Mathematics Workbook  Hope  Care  Education  Empower  Transformation

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 1 Prepared by Abera Legesse (Dr.) How to Use This Workbook • Read each question carefully. • Show your work when you can. • Use drawings, number lines, or objects to help you. • Check your answer before moving on. • Ask for help when you need it. • Keep trying. Mistakes help us learn!

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 2 Prepared by Abera Legesse (Dr.) Contents How to Use This Workbook .....................................................................................................1 Contents ..................................................................................................................................2

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 3 Prepared by Abera Legesse (Dr.) Unit 1: Numbers to 1,000 Name: ______________________________ Date: ______________ Read and Write 125 = ____________________ 306 = ____________________ 470 = ____________________ 999 = ____________________ Place Value In 583, the hundreds digit is ____. In 742, the tens digit is ____. In 609, the ones digit is ____. Write 356 as hundreds + tens + ones: ____________________ Complete 198, 199, ____, 201, 202 345, ____, 347, ____, 349 506, 507, ____, 509, ____ Think Which is greater: 628 or 682? ______ Which is smaller: 405 or 450? ______

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 4 Prepared by Abera Legesse (Dr.) Unit 2: Comparing and Ordering Numbers Name: ______________________________ Date: ______________ Use >, <, or = 245 __ 254 600 __ 600 731 __ 713 89 __ 98 500 __ 499 Order from Smallest to Largest 215, 125, 251: ______________________________ 408, 480, 804: ______________________________ Order from Largest to Smallest 321, 312, 231: ______________________________ 705, 570, 750: ______________________________ Think What is the greatest 3-digit number? ______ What is the smallest 3-digit number? ______

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 5 Prepared by Abera Legesse (Dr.) Unit 3: Addition Within 1,000 Name: ______________________________ Date: ______________ Add 24 + 15 = ____ 36 + 42 = ____ 125 + 34 = ____ 246 + 121 = ____ 305 + 214 = ____ 478 + 116 = ____ Add Vertically 347 + 125 ______ 506 + 283 ______ Missing Numbers 25 + ____ = 40 ____ + 35 = 80 120 + ____ = 200 Word Problem A school has 125 books. It receives 75 more books. How many books are there now? ______

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 6 Prepared by Abera Legesse (Dr.) Unit 4: Subtraction Within 1,000 Name: ______________________________ Date: ______________ Subtract 35 − 12 = ____ 68 − 24 = ____ 150 − 30 = ____ 245 − 123 = ____ 500 − 275 = ____ 704 − 216 = ____ Subtract Vertically 563 − 241 ______ 800 − 356 ______ Missing Numbers 40 − ____ = 25 ____ − 20 = 50 100 − ____ = 64 Word Problem There are 250 students at a school. 85 go home. How many remain? ______

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 7 Prepared by Abera Legesse (Dr.) Unit 5: Addition and Subtraction Strategies Name: ______________________________ Date: ______________ Choose a Strategy Break apart 46 + 23: (40 + 20) + (6 + 3) = ______ Break apart 75 − 32: (70 − 30) + (5 − 2) = ______ Mental Math 50 + 20 = ____ 90 − 40 = ____ 120 + 30 = ____ 200 − 50 = ____ Check Your Work If 45 + 25 = 70, then 70 − 25 = ____. If 90 − 30 = 60, then 60 + 30 = ____. Think Which method helps you most: drawing, counting, breaking numbers apart, or using a number line? __________________

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 8 Prepared by Abera Legesse (Dr.) Unit 6: Multiplication as Groups Name: ______________________________ Date: ______________ Equal Groups 3 groups of 2 = ____ 4 groups of 5 = ____ 2 groups of 6 = ____ 5 groups of 3 = ____ Write a Multiplication Sentence ●● ●● ●● = ____ × ____ = ____ ▲▲▲ ▲▲▲ ▲▲▲ ▲▲▲ = ____ × ____ = ____ Facts 2 × 3 = ____ 5 × 4 = ____ 10 × 2 = ____ 3 × 3 = ____ 4 × 2 = ____ Word Problem There are 4 bags. Each bag has 3 oranges. How many oranges altogether? ______

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 9 Prepared by Abera Legesse (Dr.) Unit 7: Division and Sharing Name: ______________________________ Date: ______________ Share Equally 6 sweets shared among 2 children = ____ each. 12 pencils shared among 3 children = ____ each. 10 balls shared among 5 children = ____ each. Division Facts 6 ÷ 2 = ____ 12 ÷ 3 = ____ 10 ÷ 5 = ____ 8 ÷ 2 = ____ Think If 4 children share 20 books equally, how many books does each child get? ______ Draw Draw 12 dots and share them equally into 3 groups. ______________________________

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 10 Prepared by Abera Legesse (Dr.) Unit 8: Fractions Name: ______________________________ Date: ______________ Name the Fraction One half = ____ One third = ____ One fourth = ____ Shade Draw a circle and shade one half. Draw a rectangle and shade one fourth. Compare Which is larger: 1/2 or 1/4? ______ Which is smaller: 1/3 or 1/2? ______ Think If a pizza is cut into 4 equal pieces and you eat 1 piece, what fraction did you eat? ______

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 11 Prepared by Abera Legesse (Dr.) Unit 9: Measurement Name: ______________________________ Date: ______________ Length 100 cm = ____ m 1 m is longer / shorter than 50 cm. Which is longer: a pencil or a classroom door? __________ Mass Which is heavier: a school bag or a sheet of paper? __________ Which is lighter: a book or a feather? __________ Capacity Which holds more: a bucket or a cup? __________ Which holds less: a bottle or a swimming pool? __________ Estimate About how long is your desk? ______ cm About how heavy is your school bag? ______ kg

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 12 Prepared by Abera Legesse (Dr.) Unit 10: Time Name: ______________________________ Date: ______________ Tell the Time 3:00 = __________ o'clock 7:30 = half past __________ 10:00 = __________ o'clock 2:30 = half past __________ Days and Months What day comes after Wednesday? __________ What day comes before Monday? __________ What month comes after January? __________ Elapsed Time School starts at 8:00 and ends at 2:00. How many hours? ______ You read from 4:00 to 5:00. How long? ______ Daily Routine Write three things you do in the morning: ______________________________

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 13 Prepared by Abera Legesse (Dr.) Unit 11: Money Name: ______________________________ Date: ______________ Count the Money 5 birr + 5 birr = ____ birr 10 birr + 5 birr = ____ birr 20 birr + 10 birr = ____ birr 50 birr + 20 birr = ____ birr Find the Total A pencil costs 8 birr and an eraser costs 5 birr. Total = ____ birr. A book costs 25 birr and a pen costs 10 birr. Total = ____ birr. Find the Change You pay 20 birr for an item costing 12 birr. Change = ____ birr. You pay 50 birr for an item costing 35 birr. Change = ____ birr. Think Why should we count money carefully? ______________________________

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 14 Prepared by Abera Legesse (Dr.) Unit 12: Shapes and Geometry Name: ______________________________ Date: ______________ Name the Shape △ __________ □ __________ ▭ __________ ○ __________ Properties A triangle has ____ sides. A square has ____ equal sides. A rectangle has ____ sides. A circle has ____ corners. Draw Draw a triangle. Draw a square. Draw a rectangle. Draw a circle. Think Name one object shaped like a rectangle: __________________

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 15 Prepared by Abera Legesse (Dr.) Unit 13: Patterns and Number Sequences Name: ______________________________ Date: ______________ Complete 2, 4, 6, ____, ____, ____ 5, 10, 15, ____, ____, ____ 100, 90, 80, ____, ____, ____ Find the Rule 3, 6, 9, 12 → Rule: __________________ 50, 45, 40, 35 → Rule: __________________ Shape Pattern ○ △ ○ △ ____ ____ □ □ ○ □ □ ○ ____ ____ ____ Create Make your own number pattern: ______________________________

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 16 Prepared by Abera Legesse (Dr.) Unit 14: Data and Graphs Name: ______________________________ Date: ______________ Class Survey Favorite fruit: Apple ____ Banana ____ Orange ____ Mango ____ Which fruit has the most votes? __________ Which fruit has the fewest votes? __________ Read the Data A class has 8 boys and 12 girls. How many students? ______ There are 15 red pencils and 10 blue pencils. Which color has more? ______ Think Why do we use graphs? __________________________________________ Make a Graph Draw a simple graph showing 3 apples, 5 bananas, and 2 oranges.

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 17 Prepared by Abera Legesse (Dr.) Unit 15: Problem Solving and Review Name: ______________________________ Date: ______________ Review 456 + 123 = ____ 700 − 245 = ____ 4 × 5 = ____ 12 ÷ 3 = ____ 1/2 is greater / smaller than 1/4. Word Problems A class has 135 books. They receive 65 more. How many books? ______ A farmer has 240 chickens and sells 75. How many remain? ______ There are 5 baskets with 4 oranges in each. How many oranges? ______ 16 pencils are shared equally among 4 children. How many each? ______ Challenge I am a number greater than 300 and less than 400. My tens digit is 5 and my ones digit is 2. What number am I? ______ My Reflection The topic I understand best is: __________________________ The topic I want to practice more is: _____________________

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 18 Prepared by Abera Legesse (Dr.) Grade 2 Mathematics Final Assessment 1. Write 684 in expanded form: __________________________________________ 2. Which is greater: 507 or 570? __________ 3. 236 + 145 = __________ 4. 700 − 268 = __________ 5. 4 × 6 = __________ 6. 18 ÷ 3 = __________ 7. Which is larger: 1/2 or 1/4? __________ 8. 100 cm = __________ m 9. What time is half past 5? __________ 10. You have 50 birr and spend 32 birr. Change = __________ birr. 11. How many sides does a triangle have? __________ 12. Continue: 10, 20, 30, __________, __________ 13. A school has 235 books and receives 65 more. How many books? __________ 14. There are 24 oranges shared equally among 6 children. How many each? __________ 15. Challenge: I am between 400 and 500. My tens digit is 7 and my ones digit is 3. What number? __________

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 19 Prepared by Abera Legesse (Dr.) ADDITIONAL GRADE 2 MATHEMATICS PRACTICE Examples First • Practice Second Read the example before each activity. Then complete the questions carefully. Activity 16a: Write the Amount Skill: Tens and ones Example: 2 tens and 3 ones = 23. 2 tens = 20 and 3 ones = 3. 20 + 3 = 23. 4 tens and 6 ones = ____ 7 tens and 2 ones = ____ 5 tens and 8 ones = ____ 3 tens and 1 one = ____ 9 tens and 4 ones = ____ 6 tens and 5 ones = ____ Activity 16b: Write the Amounts and Add Skill: Addition Example: 25 + 43 = 68. Add ones: 5 + 3 = 8. Add tens: 2 tens + 4 tens = 6 tens. 34 + 25 = ____ 42 + 16 = ____ 51 + 27 = ____ 36 + 42 = ____ Activity 16c: Draw the Tens and Ones and Add Skill: Place value Example: 25 + 31 = 56. Draw 2 tens and 5 ones, then 3 tens and 1 one. 25 + 31 = ____ 46 + 11 = ____ 52 + 23 = ____

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 20 Prepared by Abera Legesse (Dr.) 37 + 10 = ____ 22 + 15 = ____ Activity 17a: Fill in + or − Skill: Operations Example: 14 + 15 = 29, so the missing sign is +. 14 ___ 15 = 29 78 ___ 21 = 99 57 ___ 36 = 21 44 ___ 31 = 13 68 ___ 30 = 98 25 ___ 54 = 79 14 ___ 43 = 57 54 ___ 33 = 87 77 ___ 33 = 44 Activity 17b: Addition Practice Skill: Addition Example: 24 + 7 = 31. Add the ones first. Regroup 10 ones as 1 ten when needed. Part A: 24+7=____ 18+5=____ 19+6=____ 27+14=____ 16+8=____ 23+9=____ 29+11=____ 17+25=____ 26+27=____ 29+19=____ 34+8=____ 37+13=____ Part B: 34+17=____ 48+5=____ 29+16=____ 57+15=____ 86+8=____ 28+49=____ 79+11=____ 37+29=____

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 21 Prepared by Abera Legesse (Dr.) Activity 18a: Mixed Addition, Subtraction and Calendar Practice Skill: Operations and dates Example: 56 + 35 = 91. For 87 − 29, subtract 20 and then 9: 87 − 20 − 9 = 58. 56+35=____ 87−29=____ 55+18=____ 47−28=____ 26+67=____ 54−35=____ 72+19=____ 67−48=____ Calendar: May. Answer these: first Monday; 4th Friday; last Sunday; 5th Thursday; 6 days after 18; 5 days before 31; 11 days after 10; 15 days before 29. Activity 18b: Word Problems Skill: Problem solving Example: 28 pencils − 16 pencils = 12 pencils, so 12 remain. 28 cans, 16 sold. How many left? ____ 14 minutes there and 14 back. How many minutes? ____ 30 birr − 20 birr = ____ Jackson needs 28 nails and has 13. How many more? ____ 4 + 11 + 5 + 7 birr = ____ Activity 18c: Number Thinking Skill: Sequences and missing numbers Example: 30 − □ = 21. The missing number is 9 because 21 + 9 = 30. 28,27,26,___,___

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 22 Prepared by Abera Legesse (Dr.) 25,24,23,___,___ 21,20,19,___,___ Complete the number line from 1 to 30. Circle numbers between 17 and 27: 15 16 17 18 19 20 21 22 23 24 25 26 27 28 30 − = 21 23 + = 29 17 + 8 = + 6 = 22 25 – 8 = – 10 = 16 14 9 = 23 30 4 = 26 30 0 = 30

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 23 Prepared by Abera Legesse (Dr.) Activity 19a: Number Changes Skill: More and less Example: 3 more than 11 is 14. Two less than 21 is 19. 11+2=__ 12+3=__ 20+4=__ 30+5=__ 40+6=__ 1 more than 29 = ____ 2 less than 21 = ____ 1 less than 18 = ____ 10 more than 20 = ____ 5 less than 12 = ____ Number between 27 and 29 = ____ Number between 18 and 20 = ____ Three children each have 10 birr. Total? ____ They give away 10 birr. How much now? ____ Activity 19b: Shape Challenge Skill: Geometry Example: A square has 4 sides and 4 corners. Join four dots to make a square. Draw as many squares as possible on a dot grid. How many squares did you draw? ____ How many sides does a square have? ____ How many corners? ____ Draw triangles on the grid. How many triangles did you draw? ____ How many sides does a triangle have? ____ How many corners? ____

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 24 Prepared by Abera Legesse (Dr.) Activity 20a: Work on a Dot Grid Skill: Counting and position Example: 10 dots across and 10 dots down make 100 dots. Count the dots across the top row. ____ Count down the first column. ____ Total dots. ____ Star on the 8th dot of row 1. Smiley on the 5th dot of row 3. Sun on the 1st dot of row 6. Heart on the 10th dot of row 9. Draw the triangle described by the activity. Draw another triangle in the bottom left corner. Draw a 5 sided shape anywhere on the grid. Activity 20b: Repeated Addition and Multiplication Skill: Equal groups Example: 6 + 6 + 6 = 6 × 3 = 18. There are 3 equal groups of 6. 10 repeated 7 times = __×__=__ 7 repeated 5 times = __×__=__ 2 repeated 10 times = __×__=__ 3 repeated 4 times = __×__=__ 4×7 as repeated addition: __________ 8×2: __________ 5×3: __________ 9×6: __________ 12 hours for 3 days: write addition and multiplication sentences.

GFA – BRIDGE SCHOOL Level 2: Numeracy Students Workbook 25 Prepared by Abera Legesse (Dr.) 8 birr per hour for 4 hours: ____ 4 concerts each month for 11 months: ____ 6 bags with 8 tomatoes each: ____ Activity 21: Grade 2 Review Challenge Skill: Mixed review Example: 45 + 23 + 14 = 82. First 45 + 23 = 68. Then 68 + 14 = 82. 1, 2, 3,__,5,__,7,__,9,10 88, 81, 74,__,__,__,__ 65, 60, 55,__,__,__,__ 97, 87, 77,__,__,__,__ Order biggest to smallest: 56, 82, 19, 91, 65, 5, 32, 70 45+23+14=____ 73−38=____ Ones in 91? ____ Tens in 45? ____ Hundreds in 102? ____ Half of 40? ____ Double 12? ____ Larger: 31 or 13? ____ Smaller: 45 or 32? ____  Hope  Care  Education  Empower  Transformation