四则混合运算:::48.72/(0.97+1.43)*0.15 32.4-0.75*1.2*0.8+4.1
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四则混合运算:::48.72/(0.97+1.43)*0.15 32.4-0.75*1.2*0.8+4.1
四则混合运算:::
48.72/(0.97+1.43)*0.15 32.4-0.75*1.2*0.8+4.1
四则混合运算:::48.72/(0.97+1.43)*0.15 32.4-0.75*1.2*0.8+4.1
48.72/(0.97+1.43)*0.15
=48.72/2.4*0.15
=20.3*0.15
=3.045
32.4-0.75*1.2*0.8+4.1
=32.4-0.9*0.8+4.1
=32.4-0.72+4.1
=31.68+4.1
=35.78
3.045 35.78
呵呵 孩子啊 怎么这样的问题也问啊 还是自己算吧