1. Warm-Up  Stan is 3 times as old as Charlie. Charlie is 2 years younger than Dan. Dan is half as old as Luis. Luis is 14 years old. How old is Stan? (7.2F)

2. UT EP Make a list Luis is 14

4. To Multiply:  You do not line up the factors by the decimal.  Instead, place the number with more digits on top.  Line up the other number underneath, at the right.  Multiply  Count the number of decimal places (from the right) in each factor.  Use the total number of decimal places in your two factors to place the decimal in your product.

5. Example: 5.63 x 3.7 5. 63 3.73.7 x 1 2 4 4 39 098 1 16+ 13 1 8 1 0 1 2 two one three.

6. Example: 0.53 x 2.618 2.618 has more digits (4) than 0.53 (3), so it goes on top. 2. 618 0. 53x 4 2 58 1 7 00 4 90 3 13 000000+ 457 1 831 Decimal Places three two five.

7. Try This: 6.5 x 15.3 15.3 6.5x 5 1 6 2 7 08 1 1 3 9+ 54 1 99 one two.

8. QUESTIONS???