True/False
When adding and subtracting decimals, you always include the decimals.
True
26.43 + 7.19 =
33.62
1.23 - 1.11 =
0.12
3.89 + 1.12 =
5.01
Solve: 32 x 18=
576
When adding and subtracting decimals, you always put the longer number on top.
False
8.09 + 6.5 =
14.59
5.23 - 0.1 =
5.13
1.19 - 0.79 =
0.4
423 รท 14 =
30 R3
When adding and subtracting decimals, you ignore the decimal points.
False
0.79 + 0.45 + 1 =
2.24
27.81 - 5.62 =
22.19
9.4 + 3.23 =
12.63
What does the 3 represent in the number 943,924?
3,000
When subtracting decimals you put the bigger number on top.
True
17.82 + 3.66=
21.48
8.61 - 7.25 =
1.36
4.44 - 2.99 =
1.45
Macy had 18 boxes full of cans for a food drive. Each box had 45 cans. How many cans did she have in all to donate to the food drive?
810 cans
When adding and subtracting decimals, you count how many numbers are behind the decimals in the problem and put that in your answer.
False! That's for multiplying!
111.7 + 102.81=
214.51
105.65 - 62.33 =
43.32
6.29 + 8.980 =
15.27
Joshua has a collection of 481 legos. He decides to create 12 structures with them. He wants to use the same number of legos per structure. How many legos will he use per structure?
37 legos