Math Olympiad Grade 3 Rounding and Ordering Worksheet-2

Rounding & Ordering Worksheet-2

6. What number would make the given expression true?

       □ 38 rounds to 300

       A. 2                    B. 4                     C. 3                     D. 5

7. Over 40 students participated in a car wash, and nearly 90 cars were washed. The rate students charged for the cleaning was Rs.8.00 per car. What number in the above lines is an exact number?

       A. number of student                  B. money charged per car

       C. number of cars                        D. none of the above

8. Round the number to the place indicated.

       66,438

       A. 67,000          B. 66,400          C. 66,500          D. 66,000

9. Round 6,783 to the nearest ten.

       A. 7,000             B. 6,000            C. 6,500             D. 6,780

10. What number would make the number sentence true?

       □ 51 rounds to 800

       A. 6                     B. 8                     C. 7                      D. 9

Answers

(6)–C; (7)–B; (8)–D; (9)–D; (10)–C