Addition with some regrouping

Age: 4-8
Level: grade1
Language: English (en)
ไอดี: 1686569
27/11/2021
Country code: PH
Country: Philippines
School subject: Math (1061955)
Main content: Math (2013115)
From worksheet author:

addition with some regrouping

Other contents:
math
โฆษณา | ปิดโฆษณา
Addition with some regrouping
โฆษณา | ปิดโฆษณา