1/6除以括号,4-7/15减8/18,括号等于多少?
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解:1/6除以(4-7/15减8/18)等于( 15/278 )
∵已知需求出1/6除以(4-7/15减8/18)等于多少
∴1/6除以(4-7/15减8/18)
= 1/6 ÷ (4 - 7/15 - 8/18)
= 1/6 ÷ (360/90 - 42/90 - 40/90)
= 1/6 ÷ (318/90 - 40/90)
= 1/6 ÷ 278/90
= 1/6 ÷ 139/45
= 1/6 × 45/139
= 15/278
答:1/6除以(4-7/15减8/18)等于15/278
∵已知需求出1/6除以(4-7/15减8/18)等于多少
∴1/6除以(4-7/15减8/18)
= 1/6 ÷ (4 - 7/15 - 8/18)
= 1/6 ÷ (360/90 - 42/90 - 40/90)
= 1/6 ÷ (318/90 - 40/90)
= 1/6 ÷ 278/90
= 1/6 ÷ 139/45
= 1/6 × 45/139
= 15/278
答:1/6除以(4-7/15减8/18)等于15/278
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