= | × = | × + × = | 1![]() = |
÷![]() = | 0.375+ = | 3 = | 10- - = |
| 22= | 33= |
×
=
×
=
×
+
×
=
1
÷
=
÷
÷
=
0.375+
=1 3÷
×3=27 10-
-
=122=4 33=27.
分析:本题根据分数,小数,整数的加法、减法、乘法与除法的运算法则计算即可;
×
+
×
利用乘法分配律是计算简便;10-
-
变成10-(
+
)计算简便;22和33注意计算方法.
点评:完成本题要注意分析式中数据的特点,快速准确得出答案.
编辑:chaxungu时间:2026-04-27 11:18:27分类:小学数学题库
= | × = | × + × = | 1![]() = |
÷![]() = | 0.375+ = | 3 = | 10- - = |
| 22= | 33= |
×
=
×
=
×
+
×
=
1
÷
=
÷
÷
=
0.375+
=1 3÷
×3=27 10-
-
=1
×
+
×
利用乘法分配律是计算简便;
-
变成10-(
+
)计算简便;上一篇:一个苗圃培育树苗28行.每行125棵.一共可以培育树苗多少棵?
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