(1) 0.14 + 0.09 = (2) 0.12−0.02 =
(3) 0.1×0.5 = (4) 0.13−0.07 =
(5) 1.5−0.9 = (6) 0.3×0.09 =
(7) 0.13 + 0.07 = (8) 0.3 + 0.1 =
(1) 0.14 + 0.09 =
0
.
23
(2) 0.12−0.02 =0
.
1
(3) 0.1×0.5 =
0
.
05
(4) 0.13−0.07 =0
.
06
(5) 1.5−0.9 =
0
.
6
(6) 0.3×0.09 =0
.
027
(7) 0.13 + 0.07 =
0
.
2
(8) 0.3 + 0.1 =0
.
4
(1) 1.3 + 0.6 = (2) 1.2 + 0.5 =
(3) 0.06 + 0.15 = (4) 0.13−0.07 =
(5) 0.2×0.5 = (6) 1−0.9 =
(7) 0.1 + 0.03 = (8) 0.05 + 0.09 =
(1) 1.3 + 0.6 =
1
.
9
(2) 1.2 + 0.5 =1
.
7
(3) 0.06 + 0.15 =
0
.
21
(4) 0.13−0.07 =0
.
06
(5) 0.2×0.5 =
0
.
1
(6) 1−0.9 =0
.
1
(7) 0.1 + 0.03 =
0
.
13
(8) 0.05 + 0.09 =0
.
14
(1) 0.11−0.02 = (2) 1.5 + 0.8 =
(3) 0.13 + 0.02 = (4) 1.1−0.5 =
(5) 0.02 + 0.01 = (6) 0.9×0.8 =
(7) 0.07 + 0.07 = (8) 0.5 + 1.8 =
(1) 0.11−0.02 =
0
.
09
(2) 1.5 + 0.8 =2
.
3
(3) 0.13 + 0.02 =
0
.
15
(4) 1.1−0.5 =0
.
6
(5) 0.02 + 0.01 =
0
.
03
(6) 0.9×0.8 =0
.
72
(7) 0.07 + 0.07 =
0
.
14
(8) 0.5 + 1.8 =2
.
3
(1) 1.2−0.1 = (2) 0.03 + 0.03 =
(3) 0.13−0.1 = (4) 1.4 + 0.5 =
(5) 1.1−0.9 = (6) 0.4 + 1.6 =
(7) 1.8−1.4 = (8) 0.7 + 1.8 =
(1) 1.2−0.1 =
1
.
1
(2) 0.03 + 0.03 =0
.
06
(3) 0.13−0.1 =
0
.
03
(4) 1.4 + 0.5 =1
.
9
(5) 1.1−0.9 =
0
.
2
(6) 0.4 + 1.6 =2
(7) 1.8−1.4 =
0
.
4
(8) 0.7 + 1.8 =2
.
5
(1) 0.2×0.5 = (2) 0.1 + 1.6 =
(3) 0.02×0.5 = (4) 0.08 + 0.01 =
(5) 0.1×0.07 = (6) 0.2−0.16 =
(7) 0.16−0.11 = (8) 0.17−0.12 =
(1) 0.2×0.5 =
0
.
1
(2) 0.1 + 1.6 =1
.
7
(3) 0.02×0.5 =
0
.
01
(4) 0.08 + 0.01 =0
.
09
(5) 0.1×0.07 =
0
.
007
(6) 0.2−0.16 =0
.
04
(7) 0.16−0.11 =
0
.
05
(8) 0.17−0.12 =0
.
05
(1) 0.3×0.03 = (2) 0.01 + 0.02 =
(3) 2.5−1.9 = (4) 0.03×0.8 =
(5) 0.8−0.2 = (6) 0.24−0.18 =
(7) 0.21−0.08 = (8) 0.13−0.03 =
(1) 0.3×0.03 =
0
.
009
(2) 0.01 + 0.02 =0
.
03
(3) 2.5−1.9 =
0
.
6
(4) 0.03×0.8 =0
.
024
(5) 0.8−0.2 =
0
.
6
(6) 0.24−0.18 =0
.
06
(7) 0.21−0.08 =
0
.
13
(8) 0.13−0.03 =0
.
1
(1) 0.9×0.7 = (2) 0.06 + 0.05 =
(3) 0.08×0.9 = (4) 0.05 + 0.02 =
(5) 0.24−0.05 = (6) 0.13−0.02 =
(7) 0.05 + 0.05 = (8) 0.8×0.7 =
(1) 0.9×0.7 =
0
.
63
(2) 0.06 + 0.05 =0
.
11
(3) 0.08×0.9 =
0
.
072
(4) 0.05 + 0.02 =0
.
07
(5) 0.24−0.05 =
0
.
19
(6) 0.13−0.02 =0
.
11
(7) 0.05 + 0.05 =
0
.
1
(8) 0.8×0.7 =0
.
56
(1) 0.6×0.09 = (2) 0.7−0.6 =
(3) 1.5−0.4 = (4) 2−0.4 =
(5) 0.8 + 1.8 = (6) 0.16−0.1 =
(7) 1.9−1.1 = (8) 0.6 + 1.9 =
(1) 0.6×0.09 =
0
.
054
(2) 0.7−0.6 =0
.
1
(3) 1.5−0.4 =
1
.
1
(4) 2−0.4 =1
.
6
(5) 0.8 + 1.8 =
2
.
6
(6) 0.16−0.1 =0
.
06
(7) 1.9−1.1 =
0
.
8
(8) 0.6 + 1.9 =2
.
5
(1) 0.3×0.04 = (2) 0.05−0.01 =
(3) 0.16 + 0.02 = (4) 0.02×0.5 =
(5) 0.02−0.01 = (6) 0.17 + 0.05 =
(7) 0.22−0.14 = (8) 0.2 + 1.8 =
(1) 0.3×0.04 =
0
.
012
(2) 0.05−0.01 =0
.
04
(3) 0.16 + 0.02 =
0
.
18
(4) 0.02×0.5 =0
.
01
(5) 0.02−0.01 =
0
.
01
(6) 0.17 + 0.05 =0
.
22
(7) 0.22−0.14 =
0
.
08
(8) 0.2 + 1.8 =2
(1) 0.8×0.6 = (2) 0.25−0.07 =
(3) 0.3×0.4 = (4) 0.25−0.09 =
(5) 0.03×0.7 = (6) 0.02 + 0.09 =
(7) 0.05×0.4 = (8) 0.09 + 0.03 =
(1) 0.8×0.6 =
0
.
48
(2) 0.25−0.07 =0
.
18
(3) 0.3×0.4 =
0
.
12
(4) 0.25−0.09 =0
.
16
(5) 0.03×0.7 =
0
.
021
(6) 0.02 + 0.09 =0
.
11
(7) 0.05×0.4 =
