简便计算：5.6×69.32＋138.64×0.05＋693.2×0.43 30
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5.6×69.32＋138.64×0.05＋693.2×0.43
=5.6×69.32＋69.32×2×0.05＋69.32×4.3
=5.6×69.32＋69.32×0.1＋69.32×4.3
=(5.6＋0.1＋4.3)×69.32
=10×69.32
=693.2
=5.6×69.32＋69.32×2×0.05＋69.32×4.3
=5.6×69.32＋69.32×0.1＋69.32×4.3
=(5.6＋0.1＋4.3)×69.32
=10×69.32
=693.2
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5.6×69.32＋138.64×0.05＋693.2×0.43
=5.6×69.32+69.32×2×0.05+69.32×10×0.43
=5.6×69.32+69.32×0.1+69.32×4.3
=（5.6+0.1+4.3）×69.32
=10×69.32
=693.2
=5.6×69.32+69.32×2×0.05+69.32×10×0.43
=5.6×69.32+69.32×0.1+69.32×4.3
=（5.6+0.1+4.3）×69.32
=10×69.32
=693.2
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5.6*69.32+138.64*0.05+693.2*0.43
=5.6*69.32+69.32*2*0.05+69.32*4.3
=5.6*69.32+69.32*0.1+69.32*4.3
=(5.6+0.1+4.3)*69.32
=10*69.32
=693.2
=5.6*69.32+69.32*2*0.05+69.32*4.3
=5.6*69.32+69.32*0.1+69.32*4.3
=(5.6+0.1+4.3)*69.32
=10*69.32
=693.2
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你好：
5.6×69.32＋138.64×0.05＋693.2×0.43
=5.6×69.32＋69.32×0.1＋69.32×4.3
=69.32×（5.6+0.1+4.3）
=69.32×10
=693.2
5.6×69.32＋138.64×0.05＋693.2×0.43
=5.6×69.32＋69.32×0.1＋69.32×4.3
=69.32×（5.6+0.1+4.3）
=69.32×10
=693.2
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.6×69.32＋138.64×0.05＋693.2×0.43
=5.6×69.32＋69.32×(2×0.05）＋（69.32×10×0.43）
=5.6×69.32＋69.32×0.1＋69.32×4.3
=(5.6＋0.1＋4.3)×69.32
=10×69.32
=693.2
=5.6×69.32＋69.32×(2×0.05）＋（69.32×10×0.43）
=5.6×69.32＋69.32×0.1＋69.32×4.3
=(5.6＋0.1＋4.3)×69.32
=10×69.32
=693.2
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