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0.75x102简算

0.75x102=0.75*(100+2)=0.75*100+0.75*2=75+1.5=76.5

=0.75x100+0.75x2 =75+1.5 =76.5

0.75*102=0.75*(100+2)=0.75*100+0.75*2=75+1.5=76.5你好,本题已解答,如果满意请点右下角“采纳答案”.

0.75x401=3/4x401=3x100.25=300.75.

0.75*3.6*10.7=3/4*3.6*10.7=2.7*10.7=2.7*10+2.7*0.7=27+1.89=28.89

23.5x102=23.5x(100+2)=23.5x100+23.5x2=2350+47=2397 谢谢,请采纳

1.25x102=1.25*(100+2)=1.25*100+1.25*2=125+2.5=127.5

0.75x102 =0.75(100+2) =0.75x100+0.75x2 =75+1.5 =76.5 求采纳

0.73*102=0.73*(100+2)=0.73*100+0.73*2=73+1.46=74.46

0.65x102=0.65x(100+2)=65+1.3=66.3

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