题文
能简算的要简算 ×[2.4-(+)] | ×15-1.25×15 | (11-1)÷(1-×1) | (×0.75+×0.25)÷. |
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题型:解答题 难度:中档
答案
(1)×[2.4-(+)], =×[2-], =×, =;
(2)×15-1.25×15, =0.25×15-1.25×15, =(0.25-1.25)×15, =-1×15, =-15;
(3)(11-1)÷(1-×1), =÷(1-×), =÷(1-), =÷, =×, =;
(4)(×0.75+×0.25)÷, =[(×(0.75+0.25)]÷, =[(×1]×, =×, =. |
据专家权威分析,试题“能简算的要简算49×[2.4-(15+18)]14×1523-1.25×1523(11-115)÷(1..”主要考查你对 整数,小数,分数,百分数和比例的混合计算 等考点的理解。关于这些考点的“档案”如下:
整数,小数,分数,百分数和比例的混合计算
考点名称:整数,小数,分数,百分数和比例的混合计算
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