
把1.5:1又1/8化成最简整数比是多少比值是多少?
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解:1.5:1又1/8化成最简整数比是( 4:3 )
∵已知需求出1.5:1又1/8等于多少
∴1.5:1又1/8
= 1.5 ÷ (1×8+1)/8
= (1×10+5)/10 ÷ 9/8
= 15/10 ÷ 9/8
= 3/2 × 8/9
= 3/2 × (4×2)/(3×3)
= 4/3
∴1.5:1又1/8 = 4/3 = 4:3
答:1.5:1又1/8化成最简整数比是4:3
∵已知需求出1.5:1又1/8等于多少
∴1.5:1又1/8
= 1.5 ÷ (1×8+1)/8
= (1×10+5)/10 ÷ 9/8
= 15/10 ÷ 9/8
= 3/2 × 8/9
= 3/2 × (4×2)/(3×3)
= 4/3
∴1.5:1又1/8 = 4/3 = 4:3
答:1.5:1又1/8化成最简整数比是4:3
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