6+8+71/72-9+1/90=7又351/360
1+1/2-2+5/6+3+1/12-4+19/20-5+1/30+6+41/42-7-1/5=-4又173/210
1+1/2-2--+5/6+3+1/12-4+19/20-5+1/30+6+41/42-7-1/5
1个回答
相关问题
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1*1/2-2*5/6+3*1/12-4*19/20+5*1/30-6*41/42+7*1/56-
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1 1/2-2 5/6+3 1/12-4 19/20-5 1/30+6 41/42-7 1/56+8 71/72-9 1
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做出这到题1 1/2-2 5/6+3 1/12-4 19/20+5 1/30-6 41/42+7 1/56-8 71/7
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1又1/2-2又5/6+3又1/12-4又19/21—5又1/30+6又41/42-6又41/42—7又1/56+8又7
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1/2+5/6+11/12+19/20+29/30+41/42=?=多少
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1/2+5/6+11/12+19/20+29/30+41/42+55/56=
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1-1/2+5/6+11/12+19/20+29/30+41/42+55/56+71/72
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1又1/2－2又5/6＋3又1/12－4又19/20＋5又1/30－6又41/42＋7又1/56－8又71/72＋9又1
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2+3[1/6]+5[1/12]+7[1/20]+11[1/30]+13[1/42]=______．
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找规律填数1/2,5/6,11/12,19/20,（ ）,41/42.