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Reteach and Skills Practice Workbook

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6–3<br />

Name<br />

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

Order of Operations<br />

Date<br />

Always use the order of operations to simplify expressions. The<br />

rules for the order in which you should perform operations are<br />

given below.<br />

Simplify (20 + 8) ÷ 4 - 2.<br />

4AF1.3<br />

Chapter Resources<br />

Step 1:<br />

Do the operations in<br />

parentheses first.<br />

(20 + 8) ÷ 4 - 2<br />

28 ÷ 4 - 2<br />

Step 2:<br />

Multiply <strong>and</strong> divide from<br />

left to right.<br />

28 ÷ 4 - 2<br />

7 - 2<br />

Step 3:<br />

Add <strong>and</strong> subtract from<br />

left to right.<br />

7 - 2<br />

5<br />

Write which operation should be done first.<br />

1. 12 + 4 ÷ 2 4. (3 + 7) ÷ 2 7. 6 × (8 - 5)<br />

2. 4 + (10 - 2) 5. 9 + 3 × 2 8. 8 - 4 × 2<br />

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

3. 2 × 8 ÷ 4 6. 8 + 2 - 4 9. 12 ÷ (2 + 2)<br />

Find the value of each expression.<br />

10. 3 × (2 + 5) =<br />

11. 14 ÷ 7 + 2 =<br />

12. 9 + (6 - 2) =<br />

13. 4 + 2 × 5 =<br />

14. 8 ÷ 2 - 2 =<br />

15. 10 - 8 ÷ 4 =<br />

16. 12 ÷ 3 - 2 =<br />

17. (1 + 5) × 4 =<br />

18. 8 - 8 ÷ 4 =<br />

19. (5 + 5) ÷ 2 =<br />

20. 14 - 10 + 2 =<br />

21. 16 ÷ 4 ÷ 2 =<br />

Grade 4 103 Chapter 6

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