9/23
1/2÷(4/9+5/6)
3个回答
相关问题
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1÷2/1÷3/2÷4/3÷5/4÷6/5÷7/6÷8/7÷9/8÷10/9简便算法
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6-2 3 5 = 18 9 13 ÷9= 5.6× 4 7 = 1 3 + 1 6 = 8÷ 4 7 = 4 5 ÷0
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(1/3-1/4)÷1/8+5/6 8-5/9-9/1*4 (1/2-1/3+1/6)*24 4/9÷{4/5-(1/5
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算一算 1/5+2/9÷5/9= 4/15*5/6*5/12= 4÷2/3÷9/20=
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1+1×2+2×3+3×4+4÷5+5÷6+6÷7+7÷8+8÷9+9÷10+10=?
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400×5= 42÷9= 32÷6= 76-28= 1- 2 5 = 2 7 + 5 7 = 6 9 - 4 9 = 4
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简便方法计算:12 ÷2.4X(36÷0.9),2-2÷9=1又5/9解方程:5/6+2X=1-1/6,
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1/2÷4/5÷(2/9×3/8) (5/6-3/4)÷5/12÷9/5 3/7÷[5/7-(3/7+1/5)] 简便计
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【(1+2+3+4+5+6)×6】÷9×1.5=?