题文
怎样算简便就怎样算.
6÷-÷6 | ×÷(-) | ×3.2+5.6×0.5+1.2×50% | [-(+)]÷ | 99×. | 11.58-(7+1.58) |
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题型:解答题 难度:中档
答案
①6÷-÷6, =6×-×, =20-, =19;
②×÷(-), =÷, =;
③×3.2+5.6×0.5+1.2×50%, =0.5×3.2+5.6×0.5+1.2×0.5, =(3.2+5.6+1.2)×0.5, =10×0.5, =5;
④[-(+)]÷, =[-]÷, =×, =;
⑤99×, =(98+1)×, =98×+1×, =97+, =97;
⑥11.58-(7+1.58), =11.58-7-1.58, =11.58-1.58-7, =10-7, =2. |
据专家权威分析,试题“怎样算简便就怎样算.6÷310-310÷613×34÷(34-512)12×3.2+5.6×0...”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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