
简算(急!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!)
1个回答
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152又150分之1*151分之1
=(151+151/150)*1/151
=151*(1/151)+(151/150)*(1/151)
=1+1/150
=1又150分之1
0.75*998+1.5
=0.75*998+0.75*2
=0.75*(998+2)
=0.75*1000
=750
=(151+151/150)*1/151
=151*(1/151)+(151/150)*(1/151)
=1+1/150
=1又150分之1
0.75*998+1.5
=0.75*998+0.75*2
=0.75*(998+2)
=0.75*1000
=750
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