Hey! You!! Always line up the decimal points!!!!
So those are the notes from today... no seriously. That was the main thing I was trying to stress in class today. In order to add and subtract decimal numbers, start by lining up the decimal points. Then, add or subtract like normal.
I've put the answers to the homework below. If you'd like extra credit for this Friday's quiz, complete the following sentence at the bottom of your homework page when you turn it in tomorrow (1st and 2nd period) or Thursday (3rd and 4th periods):
My favorite number is _____________.
Answers:
1) .111
3) 26
5)3.29
7) 43.11
9) 342.72
11) 99.52
13) 88.893
15) 104.86
17) 3.381
19) 77.26
21) 16.154
23) 1.3
25) 4.43
27) 23.695
29) 33.08
31) 29.795
33) 722.884
35) 118.946
37) 74.76
39) 2
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