(1) 0.16×6.3 = (2) 5.7×8.8 =
(3) 67.2 + 78.4 = (4) 11.42−4.57 =
(5) 5.6×0.65 = (6) 0.28×5.8 =
(7) 16.6 + 42.1 = (8) 89.9−80.8 =
(1) 0.16×6.3 =
1
.
008
(2) 5.7×8.8 =50
.
16
(3) 67.2 + 78.4 =
145
.
6
(4) 11.42−4.57 =6
.
85
(5) 5.6×0.65 =
3
.
64
(6) 0.28×5.8 =1
.
624
(7) 16.6 + 42.1 =
58
.
7
(8) 89.9−80.8 =9
.
1
(1) 85.7−4.8 = (2) 2.8×0.49 =
(3) 8.25 + 2.97 = (4) 72.8 + 6 =
(5) 16.42−7.8 = (6) 7.83 + 8.97 =
(7) 23.1 + 93.4 = (8) 130.1−63.7 =
(1) 85.7−4.8 =
80
.
9
(2) 2.8×0.49 =1
.
372
(3) 8.25 + 2.97 =
11
.
22
(4) 72.8 + 6 =78
.
8
(5) 16.42−7.8 =
8
.
62
(6) 7.83 + 8.97 =16
.
8
(7) 23.1 + 93.4 =
116
.
5
(8) 130.1−63.7 =66
.
4
(1) 6.8×0.2 = (2) 136.5−94.5 =
(3) 150.6−84.5 = (4) 108.5−46.4 =
(5) 1.27 + 0.98 = (6) 0.73×9.5 =
(7) 0.69×7.3 = (8) 80.8−39.6 =
(1) 6.8×0.2 =
1
.
36
(2) 136.5−94.5 =42
(3) 150.6−84.5 =
66
.
1
(4) 108.5−46.4 =62
.
1
(5) 1.27 + 0.98 =
2
.
25
(6) 0.73×9.5 =6
.
935
(7) 0.69×7.3 =
5
.
037
(8) 80.8−39.6 =41
.
2
(1) 2.9×7.3 = (2) 3.98 + 6.42 =
(3) 9.98−2.8 = (4) 14.86−7.24 =
(5) 8.3×6.7 = (6) 4.3×0.7 =
(7) 13.63−6.09 = (8) 1.2×0.22 =
(1) 2.9×7.3 =
21
.
17
(2) 3.98 + 6.42 =10
.
4
(3) 9.98−2.8 =
7
.
18
(4) 14.86−7.24 =7
.
62
(5) 8.3×6.7 =
55
.
61
(6) 4.3×0.7 =3
.
01
(7) 13.63−6.09 =
7
.
54
(8) 1.2×0.22 =0
.
264
(1) 1.78 + 9.13 = (2) 3.98 + 7.78 =
(3) 3.99 + 6.3 = (4) 6.5×0.84 =
(5) 15.08−8.83 = (6) 0.77 + 7.09 =
(7) 7.85 + 2.38 = (8) 137−85.9 =
(1) 1.78 + 9.13 =
10
.
91
(2) 3.98 + 7.78 =11
.
76
(3) 3.99 + 6.3 =
10
.
29
(4) 6.5×0.84 =5
.
46
(5) 15.08−8.83 =
6
.
25
(6) 0.77 + 7.09 =7
.
86
(7) 7.85 + 2.38 =
10
.
23
(8) 137−85.9 =51
.
1
(1) 9.3×9.8 = (2) 5.4×5.8 =
(3) 9.9×6.1 = (4) 98.7 + 70.5 =
(5) 0.25×4.4 = (6) 0.98×8.1 =
(7) 1.89 + 7.41 = (8) 69.5−41.2 =
(1) 9.3×9.8 =
91
.
14
(2) 5.4×5.8 =31
.
32
(3) 9.9×6.1 =
60
.
39
(4) 98.7 + 70.5 =169
.
2
(5) 0.25×4.4 =
1
.
1
(6) 0.98×8.1 =7
.
938
(7) 1.89 + 7.41 =
9
.
3
(8) 69.5−41.2 =28
.
3
(1) 12.9 + 99.5 = (2) 18.82−9.25 =
(3) 7.85−7.79 = (4) 5.6×0.68 =
(5) 3.6×0.62 = (6) 8.95 + 2.17 =
(7) 2.7×3.2 = (8) 0.89×3.1 =
(1) 12.9 + 99.5 =
112
.
4
(2) 18.82−9.25 =9
.
57
(3) 7.85−7.79 =
0
.
06
(4) 5.6×0.68 =3
.
808
(5) 3.6×0.62 =
2
.
232
(6) 8.95 + 2.17 =11
.
12
(7) 2.7×3.2 =
8
.
64
(8) 0.89×3.1 =2
.
759
(1) 51.2−39.1 = (2) 4.8×0.78 =
(3) 96−10.7 = (4) 0.81×3.4 =
(5) 42.1−6.9 = (6) 0.77×2.1 =
(7) 4.2×0.21 = (8) 7.06−2.27 =
(1) 51.2−39.1 =
12
.
1
(2) 4.8×0.78 =3
.
744
(3) 96−10.7 =
85
.
3
(4) 0.81×3.4 =2
.
754
(5) 42.1−6.9 =
35
.
2
(6) 0.77×2.1 =1
.
617
(7) 4.2×0.21 =
0
.
882
(8) 7.06−2.27 =4
.
79
(1) 8.6×4.6 = (2) 114.2−26.6 =
(3) 6.3×2.7 = (4) 8.8×0.17 =
(5) 3.08 + 3.91 = (6) 6.4×0.67 =
(7) 54.3 + 87 = (8) 50.2 + 6 =
(1) 8.6×4.6 =
39
.
56
(2) 114.2−26.6 =87
.
6
(3) 6.3×2.7 =
17
.
01
(4) 8.8×0.17 =1
.
496
(5) 3.08 + 3.91 =
6
.
99
(6) 6.4×0.67 =4
.
288
(7) 54.3 + 87 =
141
.
3
(8) 50.2 + 6 =56
.
2
(1) 4.4×0.31 = (2) 22.3 + 76.9 =
(3) 11.31−7.16 = (4) 159.5−79.5 =
(5) 1.7×4.8 = (6) 0.68×5.4 =
(7) 7.3×2.2 = (8) 3×5.9 =
(1) 4.4×0.31 =
1
.
364
(2) 22.3 + 76.9 =99
.
2
(3) 11.31−7.16 =
4
.
15
(4) 159.5−79.5 =80
(5) 1.7×4.8 =
8
.
16
(6) 0.68×5.4 =3
.
672
(7) 7.3×2.2 =
