,.
25×32×125 52×99+52 31×99
0.4×0.7×0.25 3.1
0.456+6.22+3.78 280+840÷24×5 15.89+(6.75-5.89) 6.9+4.8+ 2.7÷
45
4.02+5.4+0.98 6.48)
3.68+7.56-2.68 5.17-1.8-3.2 7.85+2.34-0.85+4.66 ,.
13.75-(3.75+ 35.6-1.8-
,.
15.6-7.2
3.82+2.9+0.18+9.1 9.6+4.8-3.6 7.14-0.53-2.47
5.27+2.86-0.66+1.63
13.35+4.68-2.65 73.8-1.64-13.8-5.36 ,.
47.8+7.45-8.8 0.398+0.36+3.64 15.75+3.59-0.59+14.25
66.86-8.66-1.34
0.25×16.2×4 (1.25-0.125)×8 ,.
3.6×102 3.72×3.5+6.28×3.5 36.8-3.9-6.1
15.6×13.1-15.6-15.6×2.1 4.8×7.8+78×0.52 32+4.9-0.9
4.8×100.1 56.5×9.9+5.65 7.09×10.8-0.8×7.09