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Reteach and Skills Practice Workbook

Reteach and Skills Practice Workbook

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8–6<br />

Name<br />

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

(continued)<br />

Date<br />

4MR1.0, 4NS3.0<br />

Problem-Solving Investigation<br />

2. Caitlin, Erin, <strong>and</strong> Jeannie are on the track team. Over the season,<br />

Caitlin won 2 times <strong>and</strong> came in second 2 times. Erin won 1 time<br />

<strong>and</strong> came in second 5 times. Jeannie did not win at all, but came<br />

in second 8 times. The runners earn 10 points for winning <strong>and</strong><br />

5 points for coming in second. Who got the most points this season?<br />

3. Kyle is 4,000 days old. About how many years old is he?<br />

4. Hao solved the following problem. 42 × 37 = 1,554<br />

Explain how Hao could check his answer.<br />

5. At a store, jeans are on sale for $32 <strong>and</strong> sweaters are on sale for<br />

$28. How much will it cost Mrs. Jackson to buy 3 pairs of jeans <strong>and</strong><br />

4 sweaters for her children?<br />

6. Carmen bought 5 dozen muffins for her class. Each student got<br />

2 muffins. Estimate how many people are in Carmen’s class <strong>and</strong><br />

explain your answer.<br />

7. Every teacher at Mountain Elementary is provided 800 sheets of paper.<br />

How many sheets of paper do the 50 teachers have altogether?<br />

8. Isra is thinking of two numbers that have a sum of 7 <strong>and</strong> a<br />

product of 10. What are the two numbers?<br />

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

Grade 4 146 Chapter 8

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