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Practice Workbook SE - East Penn School District

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Name<br />

LESSON 11.3<br />

Estimate Products<br />

Round each factor. Estimate the product.<br />

35<br />

11<br />

<br />

54<br />

32<br />

<br />

97<br />

93<br />

<br />

549<br />

65<br />

<br />

1. 2. 3. 4. 5.<br />

486<br />

74<br />

<br />

658<br />

209<br />

<br />

648<br />

174<br />

<br />

840<br />

151<br />

<br />

339<br />

359<br />

<br />

6. 7. 8. 9. 10.<br />

884<br />

444<br />

<br />

11. 312 45 12. 951 84 13. 503 49 14. 320 40 15. 39 503<br />

16. 85 81 17. 814 242 18. 957 84 19. 584 394 20. 84 315<br />

Use estimation to compare. Write , , or in each .<br />

21. 609 43 20,000<br />

23. 872 254 300,000<br />

22. 15,000 459 35<br />

24. 965 19 40,000<br />

Mixed Review<br />

Estimate by rounding to the greatest place value.<br />

485,492<br />

39,492<br />

<br />

493,430<br />

483,582<br />

7,302,598<br />

<br />

361<br />

42<br />

<br />

25. 26. 27. 28.<br />

729<br />

58<br />

<br />

© Harcourt<br />

Multiply.<br />

6,000<br />

200<br />

<br />

29. 4,000 30. 900<br />

31. 32. 3,200<br />

70<br />

<br />

300<br />

<br />

20<br />

<br />

<strong>Practice</strong><br />

PW61

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