直接写出得数 = | = |
= | = |
| 5-1.4-2.6= | = |
= |
解: =14, | =6, |
= , | = , |
| 5-1.4-2.6=1, | =12, |
= . |
分析:(
+
)×12,
,运用乘法分配律简算;5-1.4-2.6根据减法的性质简算;
其它题目根据运算法则直接求解.
点评:本题考查了简单的运算,要注意根据运算法则和运算定律快速准确的得出答案.
编辑:chaxungu时间:2026-04-27 09:32:33分类:小学数学题库
直接写出得数 = | = |
= | = |
| 5-1.4-2.6= | = |
= |
解: =14, | =6, |
= , | = , |
| 5-1.4-2.6=1, | =12, |
= . |
+
)×12,
,运用乘法分配律简算;