Daily Warm-Up Exercises For use with pages xxx–xxx Find the sum. 1. 24 10 – + 2. 80 + (-10) 3. 6 ( ) – 26 2

Add and Subtract Decimals Name date period Add and Subtract Decimals Essential question: What are the steps to add or subtract decimals? Steps Line up the decimals points. Use zeroes as placeholders. Add/subtract. Bring decimal point straight down in the answer.

1) 3.4 + 0.75

2) 8 – 4.59

3) 6 + 3.24

Practice 4) 7.9 + 6.34 5) 4 - 1.93 6) 7 + 3.45

Word problem You buy a book for $10.75 with a tax of $0.55 What is the total?

Partner names period date 7.2 + 1.53 2) 39.17 – 14.9 Explain how to add and subtract decimals. ________________________________________________________________________________________________________________________________________________________________________________

Partner names period date 7.2 + 1.53 2) 39.17 – 14.9 Explain how to add and subtract decimals. ________________________________________________________________________________________________________________________________________________________________________________

Partner Names period date 1) 7.2 + 1.53 2) 39.17 – 14.9

Name Name period date 2c) -45.7 + (-21.3) = 2d) -8.4 – (15.67) =

Summary There are ________ steps to add decimals. First, _____________________________. The next step is to ___________________. Then, _____________________________. The last step is ________________________.