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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 157 to the nearest 10.
2. Round 458 to the nearest 10.
3. Round 7690 to the nearest 100.
4. Round 1810 to the nearest 100.
5. Round 7520 to the nearest 100.
6. Round 217 to the nearest 10.
7. Round 5790 to the nearest 100.
8. Round 888 to the nearest 10.
9. Round 6420 to the nearest 100.
10. Round 86 to the nearest 10.
11. Round 373 to the nearest 10.
12. Round 8460 to the nearest 100.
12 questions · Seed 52 · 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 157 to the nearest 10.
160157 is 3 away from 160, so it rounds to 160.
2. Round 458 to the nearest 10.
460458 is 2 away from 460, so it rounds to 460.
3. Round 7690 to the nearest 100.
77007690 is 10 away from 7700, so it rounds to 7700.
4. Round 1810 to the nearest 100.
18001810 is 10 away from 1800, so it rounds to 1800.
5. Round 7520 to the nearest 100.
75007520 is 20 away from 7500, so it rounds to 7500.
6. Round 217 to the nearest 10.
220217 is 3 away from 220, so it rounds to 220.
7. Round 5790 to the nearest 100.
58005790 is 10 away from 5800, so it rounds to 5800.
8. Round 888 to the nearest 10.
890888 is 2 away from 890, so it rounds to 890.
9. Round 6420 to the nearest 100.
64006420 is 20 away from 6400, so it rounds to 6400.
10. Round 86 to the nearest 10.
9086 is 4 away from 90, so it rounds to 90.
11. Round 373 to the nearest 10.
370373 is 3 away from 370, so it rounds to 370.
12. Round 8460 to the nearest 100.
85008460 is 40 away from 8500, so it rounds to 8500.
12 questions · Seed 52 · Age guidance, not curriculum certification
Worksheet StudioPractice pack · Ages 10-12
Rounding whole numbers
Take your time. Show your thinking.
1. Round 157 to the nearest 10.
2. Round 458 to the nearest 10.
3. Round 7690 to the nearest 100.
4. Round 1810 to the nearest 100.
5. Round 7520 to the nearest 100.
6. Round 217 to the nearest 10.
7. Round 5790 to the nearest 100.
8. Round 888 to the nearest 10.
9. Round 6420 to the nearest 100.
10. Round 86 to the nearest 10.
11. Round 373 to the nearest 10.
12. Round 8460 to the nearest 100.
12 questions · Seed 52 · Age guidance, not curriculum certification
Worksheet StudioAnswer key · Ages 10-12
Rounding whole numbers
Answers and reasoning. Review before teaching.
1. Round 157 to the nearest 10.
160157 is 3 away from 160, so it rounds to 160.
2. Round 458 to the nearest 10.
460458 is 2 away from 460, so it rounds to 460.
3. Round 7690 to the nearest 100.
77007690 is 10 away from 7700, so it rounds to 7700.
4. Round 1810 to the nearest 100.
18001810 is 10 away from 1800, so it rounds to 1800.
5. Round 7520 to the nearest 100.
75007520 is 20 away from 7500, so it rounds to 7500.
6. Round 217 to the nearest 10.
220217 is 3 away from 220, so it rounds to 220.
7. Round 5790 to the nearest 100.
58005790 is 10 away from 5800, so it rounds to 5800.
8. Round 888 to the nearest 10.
890888 is 2 away from 890, so it rounds to 890.
9. Round 6420 to the nearest 100.
64006420 is 20 away from 6400, so it rounds to 6400.
10. Round 86 to the nearest 10.
9086 is 4 away from 90, so it rounds to 90.
11. Round 373 to the nearest 10.
370373 is 3 away from 370, so it rounds to 370.
12. Round 8460 to the nearest 100.
85008460 is 40 away from 8500, so it rounds to 8500.
12 questions · Seed 52 · Age guidance, not curriculum certification