3.01x6.5的简便计算?
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3.01×6.5
=(3+0.01)×(6+0.5)
=3×6+3×0.5+0.01×6+0.01×0.5
=18+1.5+0.06+0.005
=19.565
=(3+0.01)×(6+0.5)
=3×6+3×0.5+0.01×6+0.01×0.5
=18+1.5+0.06+0.005
=19.565
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3.01x6.5简便计算如下:
6.5x3+6.5x0.01
=19.5+0.065
=19.565
6.5x3+6.5x0.01
=19.5+0.065
=19.565
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运用乘法分配律进行简便计算
3.01x6.5
=(3+0.01)x6.5
=3x6.5+0.01x6.5
=19.5+0.065
=19.565
3.01x6.5
=(3+0.01)x6.5
=3x6.5+0.01x6.5
=19.5+0.065
=19.565
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3.01*6.5
=(3+0.01)*6.5
=3*6.5+0.01*6.5
=3.65+0.065
=3.6565
=(3+0.01)*6.5
=3*6.5+0.01*6.5
=3.65+0.065
=3.6565
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=(3+0.01)×6.5
=3×6.5+0.01×6.5
=3×(6+0.5)+0.065
=3×6+3×0.5+0.065
=18+1.5+0.065
=19.5+0.065
=19.565
=3×6.5+0.01×6.5
=3×(6+0.5)+0.065
=3×6+3×0.5+0.065
=18+1.5+0.065
=19.5+0.065
=19.565
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