Adding and Subtracting Decimals Adding Decimals Example Subtracting Decimals Where does a decimal hide? 1. Line up the decimal points. 2. Put zeros in the empty spots. 3. Add, starting on the right. 4. Bring the decimal straight down. 1. Line up the decimal points. 2. Put zeros in the empty spots. 3. Subtract, starting on the right. 4. Bring the decimal straight down. In the booty (behind the #) Summary: I must line up the decimal points. If there is not a decimal, it is hiding in the booty.

Addition Practice 1. 16 + 1.8 = 2. .92 + .07 = 3. 395.6 + .004 =

Subtraction Practice 1. 79 - .68 = 2. 13.7 - 4.2 = 3. 211.6 - 135.92 =

Homework 1. 7.4 + 3.21 + 54 = 2. 3 + .22 + 34.06 = 3. 5.54 - .7 = 4. 2.09 - .89 = 5. 2.3 + 2.552 + 1.3 = 6. 2.98 + .007 + 91 = 7. 21.3 - 4.5 = 8. 5 - 2.3 = 9. 23.1 + 3.2 + 354 = 10. 3 - .6 - .003 =