1. Multiply Decimals

2. Find The Pattern – Set One Use a calculator to find the answer to these examples. Look for patterns to see if you can discover where to place the decimal point in the product. 3.5 x 7 4.2 x 8 12.4 x 3 22.1 x 17 What do these problems have in common? What do the products have in common?

3. Find The Pattern – Set Two Use a calculator to find the answer to these examples. Look for patterns to see if you can discover where to place the decimal point in the product. 3.7 x 2.1 13.9 x 0.3 23.5 x 12.3 15.6 x 2.7 What do these problems have in common? What do the products have in common?

4. Find The Pattern – Set Three Use a calculator to find the answer to these examples. Look for patterns to see if you can discover where to place the decimal point in the product. 6.25 x 2.3 4.23 x 5.4 0.19 x 0.5 12.75 x 2.3 What do these problems have in common? What do the products have in common?

5. Find The Pattern – Set Four Use a calculator to find the answer to these examples. Look for patterns to see if you can discover where to place the decimal point in the product. 0.26 x 0.34 3.14 x 0.82 1.16 x 1.16 11.23 x 0.76 What do these problems have in common? What do the products have in common?

6. Predictions Predict the number of places after the decimal point for each product. Check your prediction with a calculator a) 3.7 x 2.8 b) 5.234 x 0.1 c) 0.03 x 0.4 1 0 3 6 5 2 3 4 1 2...0.0

7. Guided Practice – Example 1 Mrs. Jones wants to buy notebooks for her 24 students. They cost $1.38 each. How much money will she spend on notebooks? Now Try This 64.23 x 3.9

8. Guided Practice – Example 2 AJ buys 1.7 pounds of Red Delicious apples on sale for $0.50 a pound. What is his bill? Now Try This 0.07 x 0.9

9. Guided Practice – Example 3 Kelly buys 0.4 of a pound of Granny Smith apples on sale for $0.55 a pound. What is her bill? Now Try This 8.934 x 3.5

10. Guided Practice – Challenge Sam ran 6.53 miles three times last week. He also ran 2.58 miles two times the week before last. How many miles did Sam run in the last two weeks?