2.4×0.19+0.12x16.2怎样简便运算?
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24*0.19+0.12*16.2
=0.12*38+0.12*16.2
=0.12*(38+16.2)
=0.12*54.2
=6.504
=0.12*38+0.12*16.2
=0.12*(38+16.2)
=0.12*54.2
=6.504
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2.4×0.19+0.12×16.2
=2.4×0.19+0.12×2×8.1
=2.4×0.19+0.24×8.1
=0.24×(1.9+8.1)
=0.24×10
=2.4
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=2.4×0.19+0.12×2×8.1
=2.4×0.19+0.24×8.1
=0.24×(1.9+8.1)
=0.24×10
=2.4
希望能帮到你!!
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2.4×0.19+0.12×16.2
=0.12×20×0.19+0.12×16.2
=0.12×(3.8+16.2)
=0.12×20
=2.4
=0.12×20×0.19+0.12×16.2
=0.12×(3.8+16.2)
=0.12×20
=2.4
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原式=1.2×0.38+1.2×1.62
=1.2×(0.38+1.62)
=1.2×2
=2.4
=1.2×(0.38+1.62)
=1.2×2
=2.4
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2.4×0.19+0.12×16.2
=0.12×2×10×0.19+0.12×16.2
=0.12×3.8+0.12×16.2
=0.12×(3.8+16.2)
=0.12×20
=2.4
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=0.12×2×10×0.19+0.12×16.2
=0.12×3.8+0.12×16.2
=0.12×(3.8+16.2)
=0.12×20
=2.4
希望我的回答对你帮助
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