题目内容

算一算。
(1)653-82-118 (2)653-(82+118)
(3)354-54-46 (4)354-(54+46)
(5)926+38+174+162 (6)(926+174)+(38+162)
(1)原式=653-(82+118)
                = 453
(2)原式=653-200
                = 453
(3)原式=354-(54+46)
                =254
(4)原式=354-100
                =254
(5)原式=926+174+(38+162)
                =1300
(6)原式=1100+200
                =1300
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