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Reteach and Skills Practice Workbook

Reteach and Skills Practice Workbook

Reteach and Skills Practice Workbook

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13–6<br />

Name<br />

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

Choose a Strategy<br />

Problem-Solving Investigation<br />

Date<br />

28 students are studying in the library on Thursday afternoon. 1__ 4 of<br />

them are studying for a history test. 5 students are studying grammar.<br />

The rest of the students are studying for a math test. How many<br />

students are studying for a math test?<br />

4MR2.2, 4NS1.7<br />

Chapter Resources<br />

Step 1 Underst<strong>and</strong><br />

Make sure you underst<strong>and</strong> the problem.<br />

What do you know?<br />

There are students. are studying history.<br />

are studying grammar.<br />

What do you need to find out?<br />

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

Step 2 Plan<br />

• Guess <strong>and</strong> Check.<br />

• Look for a pattern.<br />

• Solve a simpler problem.<br />

• Use logical reasoning.<br />

• Draw a picture.<br />

Step 3 Solve<br />

Make a plan.<br />

Choose a Strategy.<br />

You can use logical reasoning to solve.<br />

Carry out your plan.<br />

Find out the number that equals 1__ of 28.<br />

4<br />

1__ of 28 = .<br />

4<br />

7 students are studying history. 5 are studying<br />

grammar.<br />

7 + 5 =<br />

12 students are studying grammar or history. Subtract<br />

12 from 28.<br />

students are studying math.<br />

Grade 4 243 Chapter 13

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