- Math
- Langauge of addition, subtraction, multiplication and division.
- Age 9-11
-
level: Grade 3/4
- English
คำแนะนำของผู้เขียน
Solving worded problems using the four rules.
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- Math
- Langauge of addition, subtraction, multiplication and division.
- Age 9-11
- level: Grade 3/4
- English
คำแนะนำของผู้เขียน
Solving worded problems using the four rules.