题目内容

能简算的要简算
(1)25×32×1.25= (2)13.68-0.82-4.18= (3)×+÷=
(4)99×99= (5)1.8×(5.7-3.44÷0.8)= (6)÷[×(1-)]=
(1)原式=25×4×(8×1.25)
                =1000
(2)原式=13.68-(0.82+4.18)
                =8.68
(3)原式=(+)×
               =
(4)原式=99×
                =9899
(5)原式=1.8×(5.7-4.3)
                =2.52
(6)原式=×4
                =
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