
0.36×5.8+6.4×0.58的简便方法?
3个回答
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解:简便计算方法如下
0.36×5.8+6.4×0.58
=3.6×0.58+6.4×0.58
=(3.6+6.4)×0.58
=10×0.58
=5.8
0.36×5.8+6.4×0.58
=3.6×0.58+6.4×0.58
=(3.6+6.4)×0.58
=10×0.58
=5.8
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0.36×5.8+6.4×0.58
=(0.36+0.64)×5.8
=1×5.8
=5.8
=(0.36+0.64)×5.8
=1×5.8
=5.8
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解,原式=0.36x5.8+0.64x10x0.58
=0.36x5.8+0.64x5.8
=5.8x(0.36+0.64)
=5.8x1
=5.8
=0.36x5.8+0.64x5.8
=5.8x(0.36+0.64)
=5.8x1
=5.8
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