题文
3×(+)- | [-(-)]÷ | 4.5×3.7+4×1.3 | ÷[2-(+)] | ×-÷ | 4×170%+6.3×4-2.5. |
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题型:解答题 难度:中档
答案
(1)3×(+)-, =3×+3×-, =+-, =-+, =0+, =;
(2)[-(-)]÷, =[-]÷, =÷, =;
(3)4.5×3.7+4×1.3, =4.5×(3.7+1.3), =4.5×5, =22.5;
(4)÷[2-(+)], =÷[2--], =÷[2-], =÷, =;
(5)×-÷, =×-×, =×(-), =×, =;
(6)4×170%+6.3×4-2.5, =4×(1.7+6.3)-2.5, =4×8-2.5, =35.2-2.5, =32.7. |
据专家权威分析,试题“3×(215+112)-25[12-(34-35)]÷7104.5×3.7+412×1.349÷[225-(15+..”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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