(-5)÷【1.85-(2- 1又3/4)×7等于多少?要详细

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(-5)÷【1.85-(2- 1又3/4)×7等于多少?要详细
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(-5)÷【1.85-(2- 1又3/4)×7等于多少?要详细
(-5)÷【1.85-(2- 1又3/4)×7等于多少?
要详细

(-5)÷【1.85-(2- 1又3/4)×7等于多少?要详细
(-5)÷【1.85-(2- 1又3/4)×7 =(-5)÷【1.85-1/4】×7 =(-5)÷【1.6】×7 =-3.125×7 =-21.875