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Reteach and Skills Practice Workbook

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9–4<br />

Name<br />

<strong>Reteach</strong><br />

Date<br />

4NS3.4<br />

Estimate Quotients<br />

Compatible numbers are numbers you can divide easily.<br />

You can use compatible numbers to estimate quotients.<br />

Estimate 3,463 ÷ 7.<br />

3,463 ÷ 7 Think: A basic fact that is close is 35 ÷ 7.<br />

3,500 ÷ 7 = 500<br />

So, 3,463 ÷ 7 is about 500.<br />

Chapter Resources<br />

Complete.<br />

1. Estimate 1,785 ÷ 3. 2. Estimate 2,880 ÷ 3.<br />

Division fact: 18 ÷ 3 = Division fact: 27 ÷ 3 =<br />

Estimate: 1,800 ÷ 3 = Estimate: 2,700 ÷ 3 =<br />

3. Estimate 5,726 ÷ 7. 4. Estimate 3,952 ÷ 8.<br />

Division fact:<br />

Division fact:<br />

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

Estimate:<br />

Estimate. Check your estimate.<br />

5. 1,482 ÷ 3<br />

6. 6,512 ÷ 8<br />

7. 7,164 ÷ 8<br />

8. 2,207 ÷ 7<br />

9. 3,512 ÷ 5<br />

10. 2,587 ÷ 5<br />

11. 3,123 ÷ 6<br />

12. 4,132 ÷ 7<br />

13. 2,712 ÷ 3<br />

14. 1,789 ÷ 2<br />

Estimate:<br />

15. 2,797 ÷ 4<br />

16. 6,432 ÷ 9<br />

Grade 4 159 Chapter 9

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