4.32×7.3+0.27×42.3简便计算?
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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+2.7×4.32
=4.32×(7.3+2.7)
=4.32×10
=43.2
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4.32×7.3+0.27×42.3
=4.32×7.3+0.27×10×4.32
=4.32×(7.3+0.27×10)
=4.32×10
=43.2
=4.32×7.3+0.27×10×4.32
=4.32×(7.3+0.27×10)
=4.32×10
=43.2
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=4.32×7.3+(0.27×10)×(42.3*10)
=4.32×7.3+2.7×4.23
=4.32×(7.3+2.7)
=4.32×10
=43.2
=4.32×7.3+2.7×4.23
=4.32×(7.3+2.7)
=4.32×10
=43.2
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4.32×7.3+0.27×42.3
=31.536+11.421
=42.984
=31.536+11.421
=42.984
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原式=43.2×(0.73+0.27)
=43.2×1
=43.2
=43.2×1
=43.2
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