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Rounding whole numbers
Round whole numbers to the nearest 10 or 100 using the ones or tens digit. Review suitability for your learners before teaching.
Worksheet StudioPractice pack · Ages 10-12
Rounding whole numbers
Take your time. Show your thinking.
1. Round 1220 to the nearest 100.
2. Round 7070 to the nearest 100.
3. Round 456 to the nearest 10.
4. Round 1480 to the nearest 100.
5. Round 7420 to the nearest 100.
6. Round 828 to the nearest 10.
7. Round 1640 to the nearest 100.
8. Round 542 to the nearest 10.
9. Round 990 to the nearest 100.
10. Round 1460 to the nearest 100.
11. Round 6140 to the nearest 100.
12. Round 5820 to the nearest 100.
12 questions · Seed 75 · Age guidance, not curriculum certification
View the answer key
Worksheet StudioAnswer key · Ages 10-12
Rounding whole numbers
Answers and reasoning. Review before teaching.
1. Round 1220 to the nearest 100.
12001220 is 20 away from 1200, so it rounds to 1200.
2. Round 7070 to the nearest 100.
71007070 is 30 away from 7100, so it rounds to 7100.
3. Round 456 to the nearest 10.
460456 is 4 away from 460, so it rounds to 460.
4. Round 1480 to the nearest 100.
15001480 is 20 away from 1500, so it rounds to 1500.
5. Round 7420 to the nearest 100.
74007420 is 20 away from 7400, so it rounds to 7400.
6. Round 828 to the nearest 10.
830828 is 2 away from 830, so it rounds to 830.
7. Round 1640 to the nearest 100.
16001640 is 40 away from 1600, so it rounds to 1600.
8. Round 542 to the nearest 10.
540542 is 2 away from 540, so it rounds to 540.
9. Round 990 to the nearest 100.
1000990 is 10 away from 1000, so it rounds to 1000.
10. Round 1460 to the nearest 100.
15001460 is 40 away from 1500, so it rounds to 1500.
11. Round 6140 to the nearest 100.
61006140 is 40 away from 6100, so it rounds to 6100.
12. Round 5820 to the nearest 100.
58005820 is 20 away from 5800, so it rounds to 5800.
12 questions · Seed 75 · Age guidance, not curriculum certification
Worksheet StudioPractice pack · Ages 10-12
Rounding whole numbers
Take your time. Show your thinking.
1. Round 1220 to the nearest 100.
2. Round 7070 to the nearest 100.
3. Round 456 to the nearest 10.
4. Round 1480 to the nearest 100.
5. Round 7420 to the nearest 100.
6. Round 828 to the nearest 10.
7. Round 1640 to the nearest 100.
8. Round 542 to the nearest 10.
9. Round 990 to the nearest 100.
10. Round 1460 to the nearest 100.
11. Round 6140 to the nearest 100.
12. Round 5820 to the nearest 100.
12 questions · Seed 75 · Age guidance, not curriculum certification
Worksheet StudioAnswer key · Ages 10-12
Rounding whole numbers
Answers and reasoning. Review before teaching.
1. Round 1220 to the nearest 100.
12001220 is 20 away from 1200, so it rounds to 1200.
2. Round 7070 to the nearest 100.
71007070 is 30 away from 7100, so it rounds to 7100.
3. Round 456 to the nearest 10.
460456 is 4 away from 460, so it rounds to 460.
4. Round 1480 to the nearest 100.
15001480 is 20 away from 1500, so it rounds to 1500.
5. Round 7420 to the nearest 100.
74007420 is 20 away from 7400, so it rounds to 7400.
6. Round 828 to the nearest 10.
830828 is 2 away from 830, so it rounds to 830.
7. Round 1640 to the nearest 100.
16001640 is 40 away from 1600, so it rounds to 1600.
8. Round 542 to the nearest 10.
540542 is 2 away from 540, so it rounds to 540.
9. Round 990 to the nearest 100.
1000990 is 10 away from 1000, so it rounds to 1000.
10. Round 1460 to the nearest 100.
15001460 is 40 away from 1500, so it rounds to 1500.
11. Round 6140 to the nearest 100.
61006140 is 40 away from 6100, so it rounds to 6100.
12. Round 5820 to the nearest 100.
58005820 is 20 away from 5800, so it rounds to 5800.
12 questions · Seed 75 · Age guidance, not curriculum certification