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Reteach and Skills Practice Workbook

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8–2<br />

Name<br />

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

Date<br />

4NS3.3, 4NS1.3<br />

Estimate Products<br />

Estimate each product.<br />

1. 49 × 59 2. 85 × 211<br />

3. 55 × 65 4. 71 × 218<br />

5. 41 × 52 6. 19 × 602<br />

7. 18 × 29 8. 29 × 907<br />

9. 98 × 402 10. 82 × 310<br />

11. 71 × 874 12. 37 × 196<br />

13. 61 × $216 14. 42 × 284<br />

15. 81 × 350 16. 480 × 16<br />

17. 42 × 605 18. 230 × 21<br />

19. 23 × 999 20. 890 × 36<br />

Solve by estimating each product.<br />

21. The price of a bus ticket is $58. About how much will tickets cost<br />

for a group of 62 passengers?<br />

22. An airline ticket costs $375. About how much will tickets cost for<br />

a group of 25 people?<br />

23. Michael averages 12 points in each football game. About how many<br />

points will he score in 12 games?<br />

24. Rachel creates 14 paintings a month. About how many paintings<br />

will she create in 2 years?<br />

Copyright © Macmillan/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.<br />

Grade 4 136 Chapter 8

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