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试题原文 |
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(1)11.59-6.25+8.41, =11.59+8.41-6.25, =20-6.25, =13.75; (2)23.75+16.39-20.75, =23.75-20.75+16.39, =3+16.39, =19.39; (3)0.129+0.78-0.029, =0.129-0.029+0.78, =0.1+0.78, =0.88; (4)9.68-0.6-0.08, =9.68-(0.6+0.08), =9.68-0.68, =9. |
经过对同学们试题原文答题和答案批改分析后,可以看出该题目“巧算.(1)11.59-6.25+8.41(2)23.75+16.39-20.75(3)0.129+0..”的主要目的是检查您对于考点“小学运算定律和简便算法”相关知识的理解。有关该知识点的概要说明可查看:“小学运算定律和简便算法”。