9÷0.125 25.25×0.65×4÷0.65
0.93×1.01 6.24-3.34-2.66
0.485×102-48.5 4.4+4.4×12+13×5.6
9÷0.125
ï¼ï¼9Ã8ï¼Ã·ï¼0.125Ã8ï¼
ï¼72÷1
ï¼72
25.25Ã0.65Ã4÷0.65
ï¼ï¼25.25Ã4ï¼Ãï¼0.65÷0.65ï¼
ï¼101Ã1
ï¼101
0.93Ã1.01
ï¼0.93Ãï¼1+0.01ï¼
ï¼0.93Ã1+0.93Ã0.01
ï¼0.93+0.0093
ï¼0.9393
6.24-3.34-2.66
ï¼6.24-ï¼3.34+2.66ï¼
ï¼6.24-6
ï¼0.24
0.485Ã102-48.5
ï¼0.485Ãï¼100+2ï¼-48.5
ï¼0.485Ã100+0.485Ã2-48.5
ï¼48.5-48.5+0.97
ï¼0.97
4.4+4.4Ã12+13Ã5.6
ï¼4.4Ãï¼1+12ï¼+13Ã5.6
ï¼4.4Ã13+13Ã5.6
ï¼13Ãï¼4.4+5.6ï¼
ï¼13Ã10
ï¼130
ï¼ï¼9Ã8ï¼Ã·ï¼0.125Ã8ï¼
ï¼72÷1
ï¼72
25.25Ã0.65Ã4÷0.65
ï¼ï¼25.25Ã4ï¼Ãï¼0.65÷0.65ï¼
ï¼101Ã1
ï¼101
0.93Ã1.01
ï¼0.93Ãï¼1+0.01ï¼
ï¼0.93Ã1+0.93Ã0.01
ï¼0.93+0.0093
ï¼0.9393
6.24-3.34-2.66
ï¼6.24-ï¼3.34+2.66ï¼
ï¼6.24-6
ï¼0.24
0.485Ã102-48.5
ï¼0.485Ãï¼100+2ï¼-48.5
ï¼0.485Ã100+0.485Ã2-48.5
ï¼48.5-48.5+0.97
ï¼0.97
4.4+4.4Ã12+13Ã5.6
ï¼4.4Ãï¼1+12ï¼+13Ã5.6
ï¼4.4Ã13+13Ã5.6
ï¼13Ãï¼4.4+5.6ï¼
ï¼13Ã10
ï¼130
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第1个回答 2013-04-13
9÷0.125 =(9×8)÷(0.125×8) =72÷1 =72 25.25×0.65×4÷0.65 =(25.25×4)×(0.65÷0.65) =101×1 =101 0.93×1.01 =0.93×(1+0.01) =0.93×1+0.93×0.01 =0.93+0.0093 =0.9393 6.24-3.34-2.66 =6.24-(3.34+2.66) =6.24-6 =0.24 0.485×102-48.5 =0.485×(100+2)-48.5 =0.485×100+0.485×2-48.5 =48.5-48.5+0.97 =0.97 4.4+4.4×12+13×5.6 =4.4×(1+12)+13×5.6 =4.4×13+13×5.6 =13×(4.4+5.6) =13×10 =130