1又15分之1
(-81)÷2又1/4×4/9÷(-15)
1个回答
相关问题
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(-81)÷2又1/4×4/9÷(-16)
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(-81)÷2又1/4×(-4/9)÷(-8)过程
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(-81)÷(+3又1/4)×(-4/9)÷(-1又1/13)
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48÷【(-6)-4】 、 (-81)÷(+3又1/4)*(-4/9)÷(-1又1/13)
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(1)4×9+14 (2)81÷9+45 (3)24÷7×4 (4)35÷7×5 (5)40÷5×7 (6)36÷9×3
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(-81)÷2又4分之1+9分之4÷(-16)
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有理数的混合运算,计算-81÷2又1/4-(4/9)÷(-16)
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算一算. 81÷9= 8×9-27= 45÷5+21= 3×3×6= 4×9÷6= 36÷4÷3= 2×4×5= 63÷
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(-4又1/2)÷1又4/5×(-6又1/3)÷6又1/3×(-1又4/5)÷4又1/2×(-4又1/2)÷1又4/5×