题文
递等式计算. 743-450÷18×25 | 88××(1÷-1) | 519.2÷(24.3×2-4.6) | 126×98+126+63×2. |
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题型:解答题 难度:中档
答案
(1)743-450÷18×25, =743-25×25, =743-625, =118;
(2)88××(1÷-1), =88××(-1), =88××, =×, =19;
(3)519.2÷(24.3×2-4.6), =519.2÷(48.6-4.6), =519.2÷44, =11.8;
(4)126×98+126+63×2, =126×98+126+126, =126×(98+1+1), =126×100, =12600. |
据专家权威分析,试题“递等式计算.743-450÷18×2588×23×(1÷34-1)519.2÷(24.3×2-4.6)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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