Subtracting decimals
When adding decimals, what must you do with the decimal points?
When adding decimals, what must you do with the decimal points?
Line them up
When multiplying decimals (such as 1.2 times 3) how do you know where to put the decimal in your answer?
Add up the number of decimal places in all the factors.
.7 x .4=
.28
TRUE OR FALSE?
When dividing a decimal by a decimal, you must move the decimal point in the divisor and the dividend the same number of spaces.
True
5.6 - 3.5=
2.1
4.9+3.0=
7.9
1.7 x 5 =
8.5
0.4 x 3.7 =
1.48
182 ÷ 7=
26
97 - 16.98
80.02
7.2+9.5=
16.7
0.9 x 4 =
3.6
.52 x 2.1=
1.092
ESTIMATE 32.7 ÷ 3.1 =
11
14.39 - 12.16
2.23
.796+13
13.796
2.4 x 8 =
19.2
1.5 x 2.7 =
4.05
36.8 ÷ 2 =
18.4
58.67 - 28.72=
29.95
15.63+24.36=
39.99
.012 x 7 =
.084
.28 x .08 =
.0224
1.44 ÷ .4 =
3.6