Decimal addition practice worksheet for kids.
A math worksheet titled "Decimals" featuring addition problems with decimal numbers, designed for children.
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Show Answer Key & Explanations
Step-by-step solution for: Grade 5 Math Worksheets | Free Worksheets | Printables
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Show Answer Key & Explanations
Step-by-step solution for: Grade 5 Math Worksheets | Free Worksheets | Printables
Let’s solve each problem step by step, day by day. We’ll check our work as we go.
---
Monday
1. 60 × 4 =
→ 60 + 60 + 60 + 60 = 240
✔ 240
2. 630 ÷ 9 =
→ 9 × 70 = 630
✔ 70
3. 254 + 254 =
→ 250 + 250 = 500; 4 + 4 = 8 → 508
✔ 508
4. 460 - 125 =
→ 460 - 100 = 360; 360 - 25 = 335
✔ 335
5. Area of shape 15m × 10m =
→ Multiply length × width: 15 × 10 = 150
✔ 150 m²
6. 9/10 - 8/10 =
→ Same denominator: (9 - 8)/10 = 1/10
✔ 1/10
7. 4² =
→ 4 × 4 = 16
✔ 16
8. 45cm = ___ m
→ 100 cm = 1 m → 45 ÷ 100 = 0.45
✔ 0.45
9. Order decimals ascending: 7.22, 7.02, 7.32, 3.2
→ Smallest to largest: 3.2, then 7.02, 7.22, 7.32
✔ 3.2, 7.02, 7.22, 7.32
10. Fill in missing operation: 11 __ 11 = 121
→ 11 × 11 = 121
✔ ×
---
Tuesday
1. 80 × 7 =
→ 8 × 7 = 56 → add zero → 560
✔ 560
2. 320 ÷ 8 =
→ 8 × 40 = 320
✔ 40
3. 188 + 122 =
→ 188 + 100 = 288; 288 + 22 = 310
✔ 310
4. 635 - 124 =
→ 635 - 100 = 535; 535 - 24 = 511
✔ 511
5. Area of 9m × 50m =
→ 9 × 50 = 450
✔ 450 m²
6. 2/3 - 1/3 =
→ (2 - 1)/3 = 1/3
✔ 1/3
7. 8² =
→ 8 × 8 = 64
✔ 64
8. 5.3m = ___ cm
→ 1 m = 100 cm → 5.3 × 100 = 530
✔ 530
9. Order decimals descending: 0.1, 0.11, 0.01, 1.1
→ Largest to smallest: 1.1, 0.11, 0.1, 0.01
✔ 1.1, 0.11, 0.1, 0.01
10. Fill in missing operation: 82 __ 94 = 176
→ 82 + 94 = 176
✔ +
---
Wednesday
1. 30 × 9 =
→ 3 × 9 = 27 → add zero → 270
✔ 270
2. 900 ÷ 9 =
→ 9 × 100 = 900
✔ 100
3. 361 + 210 =
→ 361 + 200 = 561; 561 + 10 = 571
✔ 571
4. 78 - 34 =
→ 78 - 30 = 48; 48 - 4 = 44
✔ 44
5. Area of 23m × 20m =
→ 23 × 20 = 460
✔ 460 m²
6. 5/6 - 4/6 =
→ (5 - 4)/6 = 1/6
✔ 1/6
7. 9² =
→ 9 × 9 = 81
✔ 81
8. 632cm = ___ m
→ 632 ÷ 100 = 6.32
✔ 6.32
9. Order decimals ascending: 3.06, 3.6, 3.3, 3.03
→ Smallest to largest: 3.03, 3.06, 3.3, 3.6
✔ 3.03, 3.06, 3.3, 3.6
10. Fill in missing operation: 42 __ 18 = 24
→ 42 - 18 = 24
✔ -
---
Thursday
1. 40 × 10 =
→ Add a zero → 400
✔ 400
2. 160 ÷ 4 =
→ 4 × 40 = 160
✔ 40
3. 99 + 79 =
→ 99 + 80 = 179; subtract 1 → 178
✔ 178
4. 512 - 108 =
→ 512 - 100 = 412; 412 - 8 = 404
✔ 404
5. Area of 11m × 10m =
→ 11 × 10 = 110
✔ 110 m²
6. 3/7 - 2/7 =
→ (3 - 2)/7 = 1/7
✔ 1/7
7. 11² =
→ 11 × 11 = 121
✔ 121
8. 0.45m = ___ cm
→ 0.45 × 100 = 45
✔ 45
9. Order decimals descending: 2.15, 2.51, 2.1, 2.01
→ Largest to smallest: 2.51, 2.15, 2.1, 2.01
✔ 2.51, 2.15, 2.1, 2.01
10. Fill in missing operation: 360 __ 6 = 60
→ 360 ÷ 6 = 60
✔ ÷
---
Final Answer:
Monday:
1. 240
2. 70
3. 508
4. 335
5. 150
6. 1/10
7. 16
8. 0.45
9. 3.2, 7.02, 7.22, 7.32
10. ×
Tuesday:
1. 560
2. 40
3. 310
4. 511
5. 450
6. 1/3
7. 64
8. 530
9. 1.1, 0.11, 0.1, 0.01
10. +
Wednesday:
1. 270
2. 100
3. 571
4. 44
5. 460
6. 1/6
7. 81
8. 6.32
9. 3.03, 3.06, 3.3, 3.6
10. -
Thursday:
1. 400
2. 40
3. 178
4. 404
5. 110
6. 1/7
7. 121
8. 45
9. 2.51, 2.15, 2.1, 2.01
10. ÷
---
Monday
1. 60 × 4 =
→ 60 + 60 + 60 + 60 = 240
✔ 240
2. 630 ÷ 9 =
→ 9 × 70 = 630
✔ 70
3. 254 + 254 =
→ 250 + 250 = 500; 4 + 4 = 8 → 508
✔ 508
4. 460 - 125 =
→ 460 - 100 = 360; 360 - 25 = 335
✔ 335
5. Area of shape 15m × 10m =
→ Multiply length × width: 15 × 10 = 150
✔ 150 m²
6. 9/10 - 8/10 =
→ Same denominator: (9 - 8)/10 = 1/10
✔ 1/10
7. 4² =
→ 4 × 4 = 16
✔ 16
8. 45cm = ___ m
→ 100 cm = 1 m → 45 ÷ 100 = 0.45
✔ 0.45
9. Order decimals ascending: 7.22, 7.02, 7.32, 3.2
→ Smallest to largest: 3.2, then 7.02, 7.22, 7.32
✔ 3.2, 7.02, 7.22, 7.32
10. Fill in missing operation: 11 __ 11 = 121
→ 11 × 11 = 121
✔ ×
---
Tuesday
1. 80 × 7 =
→ 8 × 7 = 56 → add zero → 560
✔ 560
2. 320 ÷ 8 =
→ 8 × 40 = 320
✔ 40
3. 188 + 122 =
→ 188 + 100 = 288; 288 + 22 = 310
✔ 310
4. 635 - 124 =
→ 635 - 100 = 535; 535 - 24 = 511
✔ 511
5. Area of 9m × 50m =
→ 9 × 50 = 450
✔ 450 m²
6. 2/3 - 1/3 =
→ (2 - 1)/3 = 1/3
✔ 1/3
7. 8² =
→ 8 × 8 = 64
✔ 64
8. 5.3m = ___ cm
→ 1 m = 100 cm → 5.3 × 100 = 530
✔ 530
9. Order decimals descending: 0.1, 0.11, 0.01, 1.1
→ Largest to smallest: 1.1, 0.11, 0.1, 0.01
✔ 1.1, 0.11, 0.1, 0.01
10. Fill in missing operation: 82 __ 94 = 176
→ 82 + 94 = 176
✔ +
---
Wednesday
1. 30 × 9 =
→ 3 × 9 = 27 → add zero → 270
✔ 270
2. 900 ÷ 9 =
→ 9 × 100 = 900
✔ 100
3. 361 + 210 =
→ 361 + 200 = 561; 561 + 10 = 571
✔ 571
4. 78 - 34 =
→ 78 - 30 = 48; 48 - 4 = 44
✔ 44
5. Area of 23m × 20m =
→ 23 × 20 = 460
✔ 460 m²
6. 5/6 - 4/6 =
→ (5 - 4)/6 = 1/6
✔ 1/6
7. 9² =
→ 9 × 9 = 81
✔ 81
8. 632cm = ___ m
→ 632 ÷ 100 = 6.32
✔ 6.32
9. Order decimals ascending: 3.06, 3.6, 3.3, 3.03
→ Smallest to largest: 3.03, 3.06, 3.3, 3.6
✔ 3.03, 3.06, 3.3, 3.6
10. Fill in missing operation: 42 __ 18 = 24
→ 42 - 18 = 24
✔ -
---
Thursday
1. 40 × 10 =
→ Add a zero → 400
✔ 400
2. 160 ÷ 4 =
→ 4 × 40 = 160
✔ 40
3. 99 + 79 =
→ 99 + 80 = 179; subtract 1 → 178
✔ 178
4. 512 - 108 =
→ 512 - 100 = 412; 412 - 8 = 404
✔ 404
5. Area of 11m × 10m =
→ 11 × 10 = 110
✔ 110 m²
6. 3/7 - 2/7 =
→ (3 - 2)/7 = 1/7
✔ 1/7
7. 11² =
→ 11 × 11 = 121
✔ 121
8. 0.45m = ___ cm
→ 0.45 × 100 = 45
✔ 45
9. Order decimals descending: 2.15, 2.51, 2.1, 2.01
→ Largest to smallest: 2.51, 2.15, 2.1, 2.01
✔ 2.51, 2.15, 2.1, 2.01
10. Fill in missing operation: 360 __ 6 = 60
→ 360 ÷ 6 = 60
✔ ÷
---
Final Answer:
Monday:
1. 240
2. 70
3. 508
4. 335
5. 150
6. 1/10
7. 16
8. 0.45
9. 3.2, 7.02, 7.22, 7.32
10. ×
Tuesday:
1. 560
2. 40
3. 310
4. 511
5. 450
6. 1/3
7. 64
8. 530
9. 1.1, 0.11, 0.1, 0.01
10. +
Wednesday:
1. 270
2. 100
3. 571
4. 44
5. 460
6. 1/6
7. 81
8. 6.32
9. 3.03, 3.06, 3.3, 3.6
10. -
Thursday:
1. 400
2. 40
3. 178
4. 404
5. 110
6. 1/7
7. 121
8. 45
9. 2.51, 2.15, 2.1, 2.01
10. ÷
Parent Tip: Review the logic above to help your child master the concept of practice math worksheet for 5th grade.
