题目内容

计算。(能简算的要简算)
(1)65×102 (2)128+167+172+33
(3)76×125×8 (4)8.23-(2.67+3.23)
(1)原式=65×100+65×2
                =6500+130
                =6630
(2)原式=128+172+(167+33)
                =300+200
                =500
(3)原式=76×1000
               =76000
(4)原式=8.23-3.23-2.67
                =2.33
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