- Math
- Addition and subtraction
- Age 3-16
-
level: elementary
- English
คำแนะนำของผู้เขียน
Differentiate adding and subtracting. Use the dots to help solve the problems.
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Addition and Subtraction with objects
คำแนะนำของผู้เขียน
Differentiate adding and subtracting. Use the dots to help solve the problems.