Chapter 3: Complement of Numbers

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Read the instructions carefully and answer with the correct answer.

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SUBTRACTION: Secret Code

Addition and Subtraction - Math

4 digit subtraction

Centenas

Addition and Subtraction - Math

Centenas de acuedo a la posicion de los numeros

Problemes del quinzet 12.23 i 12.24

Addition and Subtraction - Math

resolució de problemes

Addition

Addition and Subtraction - Math

Adding one digits