
4.32×7.3+0.27×43.2简便计算?
3个回答
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4.32×7.3+0.27×43.2的简便计算如下:
4.32×7.3+0.27×43.2
=4.32×7.3+2.7×4.32 ←0.27扩大10倍,43.2缩小10倍
=4.32×(7.3+2.7) ←提取公因数4.32
=4.32×10 ←(7.3+2.7)相加
=43.2
4.32×7.3+0.27×43.2
=4.32×7.3+2.7×4.32 ←0.27扩大10倍,43.2缩小10倍
=4.32×(7.3+2.7) ←提取公因数4.32
=4.32×10 ←(7.3+2.7)相加
=43.2
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4.32×7.3+0.27×43.2简便计算过程:
4.32×7.3+0.27×43.2= 4.32×7.3+2.7×4.32=4.32 ×(7.3+2.7)=4.32 ×10=43.2
4.32×7.3+0.27×43.2= 4.32×7.3+2.7×4.32=4.32 ×(7.3+2.7)=4.32 ×10=43.2
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