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4/51×1.7等于什么分数?
1个回答
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解:4/51×1.7等于( 2/15 )
∵已知需求出4/51×1.7等于什么
∴4/51 × 1.7
= 4/51 × (1×10+7)/10
= 4/51 × 17/10
= (2×2)/(3×17)× 17/(5×2)
= 2/(3×5)
= 2/15
答:4/51×1.7等于2/15
∵已知需求出4/51×1.7等于什么
∴4/51 × 1.7
= 4/51 × (1×10+7)/10
= 4/51 × 17/10
= (2×2)/(3×17)× 17/(5×2)
= 2/(3×5)
= 2/15
答:4/51×1.7等于2/15
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