Rounding & Estimation

1. Round 74 to the nearest ten.

       A. 75                   B. 60                   C. 80                   D. 70

2. How many 10's are there in 60?

       A. 1                      B. 5                      C. 6                     D. 10

8. There were 35 children playing at a park. Round the number of children to the nearest ten.

       A. 30                   B. 45                   C. 40                   D. 37

9. Which digit is at tens place in 492?

       A. 4                     B. 2                     C. 9                     D. none

15. 4 ones + 6 tens + 6 hundreds =?

       A. 646                 B. 604                C. 664                 D. 466

16. Round 88 to the nearest ten.

       A. 80                   B. 85                   C. 75                   D. 90

17. What happens if you add an even number and an odd number?

       A. sum will be an even number

       B. sum will be an odd number