.
7.2×0.2+2.4×1.4 3.9×2.7+3.9×7.3 21×(9.3-3.7)-5.6 2.3×16+2.3×23+2.3 46×57+23×86 .
8.9×1.01
18-1.8÷0.125÷0.8 15.02-6.8-1.02 9.43-(6.28-1.57) 13.7×0.25-3.7÷4 7.74×(2.8-1.3)
12.7×9.9+1.27
5.4×11-5.4
3.65×4.7-36.5×0.37
2.22×9.9+6.66×6.7
.
101×0.87-0.91×87 4.8+8.63+5.2+0.37 2.35+1.713+0.287+7.65 0.134+2.66+0.866 3.07-0.38-1.62 .
10.7×16.1-15.1×10.7 5.93+0.19+2.81 1.57+0.245+7.43 1.27+3.9+0.73+16.1 1.29+3.7+2.71+6.3 0.79×199
1.76+0.195+3.24
6.02+3.6+1.98
7.5+4.9-6.5
8-2.45-1.55
.
(2.5-0.25)×0.4 63.4÷2.5÷0.4 (7.7+1.54)÷0.7 0.35×1.25×2×0.8
4.5÷1.8
.
9.16×1.5-0.5×9.16 4.9÷1.4 2.5×2.4 32.4×0.9+0.1×32.4
4.2÷3.5
3.6-3.6×0.5
3.9÷(1.3×5)
2.7÷45
15÷0.25
930÷0.6÷5
.
3.65×10.1 30.8÷[14-(9.85+1.07)] 20×[(2.44-1.8)÷0.4] 777×9+1111×3 31.5×4÷(6+3) .
15÷(0.15×0.4) [60-(9.5+28.9)]÷0.18 28-(3.4+1.25×2.4) 0.8×〔15.5-(3.21+5.79)〕0.64×25×7.8+2.2 3.2×0.25×12.5
2.881÷0.43-0.24×3.5
2.55×7.1+2.45×7.1
(31.8+3.2×4)÷5
2÷2.5+2.5÷2