Understanding the Equal Sign + Addition and Subtraction Equations - 1st Grade (1.OA.7)
0
0
8 意见·
02/01/24
在
电影与动画
In this lesson we will work on understanding the meaning of the equal sign, and determine if equations involving addition and subtraction are true or false. For more fun way to learn math visit www.boddlelearning.com.
显示更多
0 注释
sort 排序方式
