True/False
Fill in the blank.
When adding and subtracting decimals step 1 -
"________ _____ the decimals and place values for both numbers."
Line up
26.43 + 7.19 =
33.62
1.23 - 1.11 =
0.12
3.89 + 1.12 =
5.01
Annex means to
add zeros
True or False. When subtracting decimals, you always put the longer number on top.
True !!
8.09 + 6.5 =
14.59
5.23 - 0.1 =
5.13
15 - 12.79 =
2.21
104 =
10,000
10x10x10x10x10
True or False. When adding and subtracting decimals, you only have to worry about adding and subtracting correctly. It doesn't matter where you put it in the answer.
False
Line up the decimal point in the problem AND the answer.
0.29 + 2.9 =
3.19
270.21 - 5.62 =
264.59
9.4 + 3.23 =
12.63
Hannah had $50.00 to go shopping. She bought 2 shirts for $17 each. How much money did she have left?
$16.00
50 - (2 x 17)
50 - 34
16
True or False. When subtracting decimals, I can make all the zeros - 9s.
False
17 + 3.66 + 0.2
20.86
18 - 7.34 =
10.66
4.44 - 2.99 =
1.45
Lauren did 20 math problems on Monday and on Tuesday. Then she did 15 problems on Wednesday. How many problems did she complete in all?
55 problems
20 + 20 + 15
40 + 15
55
True or False. Their is a decimal point after every whole number. Even if you can't see it.
True
5 = 5.0
10 = 10.0
3 = 3.0
111.7 + 0.81=
112.51
105.33 - 62.95 =
42.38
20 -0.059
19.941
During his bike race, Travis drank three 8-ounce bottles of water. When the race was finished, he drank two 16-ounce bottles of sports drink. How many ounces did he drink altogether?
56 Ounces
(3 x 8) + (2 x 16)
34 + 32
56