
7.34x6.4-6.4x3.25x0.72的简便计算怎么做
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7.34×6.4-6.4×3.25×0.72
=6.4×﹙7.34-3.25×0.72﹚
=6.4×﹙7.34-2.34﹚
=6.4×5
=32
=6.4×﹙7.34-3.25×0.72﹚
=6.4×﹙7.34-2.34﹚
=6.4×5
=32

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38.4x7.6-38.4x6.6=(7.6-6.6)x38.4=1x38.4=38.4
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6.4x(7.34-3.25)x0.72
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7.34x6.4-6.4x3.25x0.72
=6.4x(7.34-3.25x0.72)
=6.4x(7.34-3.25x8x0.09)
=6.4x(7.34-2.34)
=6.4x5
=32
=6.4x(7.34-3.25x0.72)
=6.4x(7.34-3.25x8x0.09)
=6.4x(7.34-2.34)
=6.4x5
=32
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展开全部
7.34x6.4-6.4x3.25x0.72
=6.4x(7.34-3.25x0.72)
=6.4x(7.34-3.25x8x0.09)
=6.4x(7.34-2.34)
=6.4x5
=32
=6.4x(7.34-3.25x0.72)
=6.4x(7.34-3.25x8x0.09)
=6.4x(7.34-2.34)
=6.4x5
=32
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