1. EXAMPLE 1 Multiplying Decimals 582 2.3862 5.82 0.41 2328 2 decimal places + 2 decimal places 4 decimal places

2. EXAMPLE 2 a.a. 6.45 5160 116.10 18 2 decimal places ANSWER 6.45 18 = 116.1 Check: Because 6 20 = 120, the product is reasonable. 645 + 0 decimal places Multiplying Decimals

3. EXAMPLE 2 b.b. 1.273 0.06 3 decimal places 5 decimal places ANSWER 1.273 0.06 = 0.07638 Check: Because 1 0.06 = 0.06, the product is reasonable. + 2 decimal places 0.07638 Multiplying Decimals

4. EXAMPLE 2 GUIDED PRACTICE for Examples 1 and 2 Find the product. Then check that your answer is reasonable. 1. 1.4 7.2 10.08 ANSWER 2. 0.98 0.21 0.2058 ANSWER 3. 2.351 1.6 3.7616 ANSWER

5. EXAMPLE 2 GUIDED PRACTICE 4. 2.6 m Evaluate the expression when m = 3.26 and n = 1.24. 8.476 ANSWER 5. 1.7 n 2.108 ANSWER 6. mn 4.0424 ANSWER for Examples 1 and 2