题目内容
【题目】用递等式计算,能简算的要简算.
436-54-146
43×32-88
(1.54+1.64)÷3
[(9-2.1)÷0.3]×0.04
【答案】236;1288;1.06;0.92
【解析】
(1)436﹣54﹣146
=436﹣(54+146)
=436﹣200
=236;
(2)43×32﹣88
=1376﹣88
=1288;
(3)(1.54+1.64)÷3
=3.18÷3
=1.06;
(4)[(9﹣2.1)÷0.3]×0.04
=[6.9÷0.3]×0.04
=23×0.04
=0.92.
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