True/False
When adding and subtracting decimals, you always include the decimals.
True
3.14 + 5.12 =
8.26
1.23-1.11=
0.12
1.11x2.2=
2.442
Matthew went to the store and bought a sandwich for $4.70 cents. He paid with a ten dollar bill. How much money did he get back?
$5.30
When you multiply decimals, you line up the decimals before solving.
False
14.73+15.1=
29.83
5.23-1.11=
4.12
43.4
Austin and Chase went to the store together. Austin bought a video game for $32.77 and Chase bought a soccer ball for $12.45. How much did Austin and Chase spend together?
$45.22
When adding and subtracting decimals, you ignore the decimal points.
False
3 + 4.55=
7.55
5.55-4.44=
1.11
18.5x3.4
62.90
Laila has 4 cats named Madison, Liam, Ciera, and Lorilei. Laila wants to buy each cat a new toy. The toy she wants to buy each cat costs $5.25. How much will Laila spend if she buys all 4 of her cats this toy?
$21.00
When adding and subtracting decimals you put the bigger number on top.
True
17.82 + 3.66=
21.48
0.55-0.44=
0.11 or 11
2.2 x .02
.044
!!!DAILY DOUBLE!!!
Aaliyah buys two books, one poster, and one eraser at the school book fair. Each book costs $8.50. The poster cost $3.45 and the eraser cost $0.70. How much did Aaliyah spend?
$12.65
15.4 x 0.06
092.4 < The decimal is in the correct place
False!
11.7 + 2.81=
14.51
5.65-2.33=
3.32
4.53x1.5
6.795
Michael spends 139.74 minutes a day talking to his friend Matthew on the phone. How much time does Michael spend talking on the phone with Matthew in ONE week?
978.18 minutes