求0.96×101 3.69×9+3.69 2.14×1.25×0.8 2.5×3.2的简便计算结合脱式运算
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![求0.96×101 3.69×9+3.69 2.14×1.25×0.8 2.5×3.2的简便计算结合脱式运算](/uploads/image/z/382905-9-5.jpg?t=%E6%B1%820.96%C3%97101+3.69%C3%979%2B3.69+2.14%C3%971.25%C3%970.8+2.5%C3%973.2%E7%9A%84%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97%E7%BB%93%E5%90%88%E8%84%B1%E5%BC%8F%E8%BF%90%E7%AE%97)
求0.96×101 3.69×9+3.69 2.14×1.25×0.8 2.5×3.2的简便计算结合脱式运算
求0.96×101 3.69×9+3.69 2.14×1.25×0.8 2.5×3.2的简便计算结合脱式运算
求0.96×101 3.69×9+3.69 2.14×1.25×0.8 2.5×3.2的简便计算结合脱式运算
0.96×101
=0.96×(100+1)
=0.96×100+0.96×1
=96.96
3.69×9+3.69
=3.69×(9+1)
=3.69×10
=36.9
2.14×1.25×0.8
=2.14×(1.25×0.8)
=2.14×1
=2.14
2.5×3.2
=2.5×4×0.8
=10×0.8
=8
0.96×101
=0.96×100+0.96
=96+0.96
=96.96
3.69×9+3.69
=3.69×10
=36.9
2.14×1.25×0.8
=2.14×1
=2.14
2.5×3.2
=2.5×0.4×8
=1×8
=8
0.96*(100+1)=96+0.96=96.96
3.69*(9+1)=36.9
2.14*(1.25*0.8)=2.14*1=2.14
2.5*(0.4*8)=1*8=8