Page 66 - Basic College Mathematics with Early Integers

Vocabulary and Readiness Check

Use the choices below to fill in each blank.

60 rounding exact
70 estimate graph

1. To a number on a number line, darken the point representing the location of the number.
2. Another word for approximating a whole number is .
3. The number 65 rounded to the nearest ten is , but the number 61 rounded to the nearest ten is
.
4. A(n) number of products is 1265, but a(n) is 1000.

1.5 Exercise Set FOR EXTRA HELP

Objective Round each whole number to the given place. See Examples 1 through 3.

1. 423 to the nearest ten 2. 273 to the nearest ten 3. 635 to the nearest ten

4. 846 to the nearest ten 5. 2791 to the nearest hundred 6. 8494 to the nearest hundred

7. 495 to the nearest ten 8. 898 to the nearest ten 9. 21,094 to the nearest thousand

10. 82,198 to the nearest thousand 11. 33,762 to the nearest thousand 12. 42,682 to the nearest ten-thousand

13. 328,495 to the nearest hundred 14. 179,406 to the nearest hundred 15. 36,499 to the nearest thousand

16. 96,501 to the nearest thousand 17. 39,994 to the nearest ten 18. 99,995 to the nearest ten

19. 29,834,235 to the nearest ten-million 20. 39,523,698 to the nearest million

Complete the table by estimating the given number to the given place value.

Tens Hundreds Thousands
21. 5281
22. 7619
23. 9444
24. 7777
25. 14,876
26. 85,049
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