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Reteach and Skills Practice Workbook

Reteach and Skills Practice Workbook

Reteach and Skills Practice Workbook

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8–7<br />

Name<br />

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

Multiply Greater Numbers<br />

Find 4,263 × 43.<br />

Estimate: 4,000 × 40 = 160,000<br />

Date<br />

Step 1 Multiply the ones. Regroup if necessary. Cross out the<br />

amount you regroup when you add it.<br />

1<br />

4,263<br />

× 43<br />

12,789 4,263 × 3<br />

4NS3.3, 4MR2.1<br />

Chapter Resources<br />

Step 2 Multiply the tens. Remember, a zero is in the ones place<br />

when you multiply the tens.<br />

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

1 2 1<br />

1<br />

4,263<br />

× 43<br />

12,789 4,263 × 3<br />

170,520 4,263 × 40<br />

Step 3 Add.<br />

1 2 1<br />

1<br />

4,263<br />

× 43<br />

12,789 4,263 × 3<br />

+ 170,520 4,263 × 40<br />

183,309<br />

Multiply.<br />

1. 1,435 × 45 2. 6,901 × 38<br />

3. 7,468 × 31 4. 5,297 × 12<br />

5. 5,852 × 52 6. 8,448 × 24<br />

Grade 4 149 Chapter 8

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