,.
1.6÷1.25 0.15÷0.25×4 30.1÷【(6.07+2.53)×0.7】
4.87-0.74+0.13-0.26 1.3
14.75÷4÷0.25 6÷3.9× ,.
13.78+24.657+6.78 0.125×﹙8+2.4﹚×25 2.02×63
2.5×﹙44+4.4﹚ 12.5
132÷2.5 0.125﹚
17.31-2.44+3.56 12-5.76÷4.8 102.5-2.4×6.4×﹙12.5×
﹙100-0.03+9.97﹚×0.01 ×4
82.84-﹙16.45-7.16﹚-18.55 ÷2.5
7.4÷12.5 36×7.2+7.4×72+110×2.8 ,.
8×﹙12.5+2.5﹚ 4.5
38.4+28.66+71.54+11.6 0.25×4
0.57×0.25×400 ×0.7
2.5×7.4-2.5×2.4﹚×0.4 0.36×99 ,.
0.175÷120×4×0.25 ﹙ ,.
4.56-﹙1+0.4﹚×3.2 6.4×﹙125×0.125﹚ 30.8÷[14-(9.85+1.07)]
[60-(9.5+28.9)]÷0.18 0.4+0.15]
2.881÷0.43-0.24×3.5 20×[(2.44-1.8)÷