× = | ÷2= | 12× = | 3÷ = | - × = |
÷ = | ×14= | 1- × = | 6× ÷ = | ÷ = |
解: × = , | ÷2= , | 12× = , | 3÷ =9, | - × = , |
÷ = , | ×14=4, | 1- × = , | 6× ÷ =12, | ÷ =2. |
分析:
-
×
,1-
×
先算乘法,再算减法;6×
÷
按照从左到右的顺序计算;其它题目根据运算法则直接求解.点评:本题考查了基本的运算,注意运算法则和运算顺序,把结果化成最简分数.
编辑:chaxungu时间:2026-04-27 08:59:35分类:小学数学题库
× = | ÷2= | 12× = | 3÷ = | - × = |
÷ = | ×14= | 1- × = | 6× ÷ = | ÷ = |
解: × = , | ÷2= , | 12× = , | 3÷ =9, | - × = , |
÷ = , | ×14=4, | 1- × = , | 6× ÷ =12, | ÷ =2. |
-
×
,1-
×
先算乘法,再算减法;6×
÷
按照从左到右的顺序计算;其它题目根据运算法则直接求解.