(80 -4-3-3)÷（4+1）
=70÷5
=14 除数
14×4 +3
=56+3
=59 被除数
一道有余数的除法算式,被除数,除数,商,余数的和是80,商和余数分别是4和3,被除数是多少?
一道有余数的除法算式,被除数,除数,商,余数的和是80,商和余数分别是4和3,被除数是多少?
数学人气：460 ℃时间：2019-12-07 13:34:38
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