| 直接写出得数. ① ×5= | ② × = | ③2- = | ④2÷ = | ⑤ ÷1= |
⑥0× = | ⑦ × = | ⑧ ÷ = | ⑨ ÷21= | ⑩ + = |
解:① ×5=4, | ② × = , | ③2- =1 , | ④2÷ = , | ⑤ ÷1= , |
⑥0× =0, | ⑦ × = , | ⑧ ÷ = , | ⑨ ÷21= , | ⑩ + = . |
分析:按照分数加减法、乘除法的计算法则进行计算即可.
点评:此题考查学生对于分数四则运算方法的掌握,运用方法,正确计算即可.
编辑:chaxungu时间:2026-04-27 09:33:23分类:小学数学题库
| 直接写出得数. ① ×5= | ② × = | ③2- = | ④2÷ = | ⑤ ÷1= |
⑥0× = | ⑦ × = | ⑧ ÷ = | ⑨ ÷21= | ⑩ + = |
解:① ×5=4, | ② × = , | ③2- =1 , | ④2÷ = , | ⑤ ÷1= , |
⑥0× =0, | ⑦ × = , | ⑧ ÷ = , | ⑨ ÷21= , | ⑩ + = . |
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