
3.7乘1.4乘0.05能简算的要简算
1个回答
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3.7×1.4×0.05
=3.7×(1.4×0.05)
=3.7×0.07
=0.259
72×0.81+10.4
=58.32+10.4
=68.72
1.5×102
=1.5×(100+2)
=1.5×100+1.5×2
=150+3
=153
1.25×0.7×0.8
=(1.25×0.8)×0.7
=1×0.7
=0.7
=3.7×(1.4×0.05)
=3.7×0.07
=0.259
72×0.81+10.4
=58.32+10.4
=68.72
1.5×102
=1.5×(100+2)
=1.5×100+1.5×2
=150+3
=153
1.25×0.7×0.8
=(1.25×0.8)×0.7
=1×0.7
=0.7
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