True/False
True
3.14 + 5.12 =
8.26
20.80 - 7.34=
13.46
12.46 + 3.8=
16.26
What number is in the hundredth place
45.67
7
When adding and subtracting decimals, you always put the longer number on top.
False
14.73+15.1=
29.83
34.63 - 27.9=
6.73
4.52 - 3.79=
0.73
What number is in the ones place value?
23.09
3
DOUBLE POINTS
When adding and subtracting decimals, you ignore the decimal points.
False
3 + 4.55=
7.55
Subtract 5.83 from 8.32
2.49
9.38 - 0.19=
9.19
DOUBLE POINTS
What number is in the tenth place?
9.12
1
When adding and subtracting decimals you put the bigger number on top.
False.
Adding decimals it does not matter which number is on top.
Subtracting decimals, you want to put the left number on top.
17.82 + 3.66=
21.48
6 - 2.33=
3.67
2.13 + 0.9=
3.03
What number is in the tens place?
76.9
7
When adding and subtracting decimals, which skill allows you to check whether your answer is reasonable?
Estimating!
1/2 credit if you said rounding b/c it is the first step in estimating!
11.7 + 2.81=
14.51
32 - 1.05 =
30.95
12.21 - 5.6=
6.61
When you read a number with a decimal, what do you say when you see the decimal?
AND