Comparing & Rounding Decimals
True or False:
1) 2.000=2
2) 3.15 = 3 15/10
1) True
2) False
Solve: 3.2 + 5
8.2
Solve: 9.7 - 5
4.7
Solve: 4.5 x 3
13.5
8 divided by .2
40
Round 1.27 to the nearest tenth
1.3
Solve: 5.7 + 2.1
7.8
Solve: 8.6 - 2.1
6.5
Solve: 3.1 x 3.1
9.61
.9 divided by 3
.3
What is another way to express:
2.1 X 3.1
(2x3) x .01
OR
(2x3) + (3x.1) + (2x.1) + (.1x.1)
Solve: 15.06 + 2.28
17.34
Solve: 7.23 - 5.1
2.13
Solve: 15.81 x 6.7
105.927
15 divided by .3
50
Reorder these so it is from least to greatest:
5.6 < 2.1 < 4.123 < 5.611 < 2.117 < 4.02 < .9
.9 < 2.1 < 2.117 < 4.02 < 4.123 < 5.6 < 5.611
Solve: 34.091 + 13.701
47.792
Solve: 13. 787 - 4.98
8.807
11.98 x 2.9
34.742
.6 divided by 4
.15
Round 4.357 to the nearest whole, tenth, and nearest hundredth
4, 4.4, 4.36
Solve: 356.992 + 121.8
478.972
Solve: 23.1 - 15.731
7.369
.98 x .13
.1274
27 divided by .4
67.5