求解一道简便运算题(要有过程)(2.5+2/3)÷(1+1/3×1.75)
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求解一道简便运算题(要有过程)(2.5+2/3)÷(1+1/3×1.75)求解一道简便运算题(要有过程)(2.5+2/3)÷(1+1/3×1.75)求解一道简便运算题(要有过程)(2.5+2/3)÷(
求解一道简便运算题(要有过程)(2.5+2/3)÷(1+1/3×1.75)
求解一道简便运算题(要有过程)
(2.5+2/3)÷(1+1/3×1.75)
求解一道简便运算题(要有过程)(2.5+2/3)÷(1+1/3×1.75)
(2.5+2/3)÷(1+1/3×1.75)
=2.5÷(1+1/3×1.75)+2/3÷(1+1/3×1.75)
=2.5÷7/3+2/3÷7/3
=15/14+4/14
=19/14