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Addition and Subtraction - Math

calcule 0 - 1000, neunoscute, probleme cu 1 si 2 operatii

3 digit addition and subtraction

Addition and Subtraction - Math

3 digit number additions and subtractions with regrouping.

استراتيجية حل المسائل

Addition and Subtraction - Math

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Algoritmo de suma.los vestidos.oaoa

Addition and Subtraction - Math

Sumas por descomposición.