题目内容
直接写出得数. 236+54= | 1-0.65= | 312÷3= | 27×= |
3.75÷0.25= | 2-2= | 0÷899= | ÷= |
8.57-2.98-3.57= | 18-8×2= |
解:236+54=290, | 1-0.65=0.35, | 312÷3=104, | 27×=24, |
3.75÷0.25=15, | 2-2=0.25, | 0÷899=0, | ÷=0.9, |
8.57-2.98-3.57=2.02, | 18-8×2=2. |
分析:(1)(3)(7)(10)依据整数四则运算计算方法解答,
(2)(5)依据小数四则运算计算方法解答,
(4)(6)(8)依据分数四则运算计算方法解答,
(9)先减3.57再减2.98解答.
点评:本题主要考查学生依据四则运算计算方法解决问题的能力.
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236+99= | 4.3÷0.01= | 40×12.5%= | (1.8+0.9)÷9= |
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