លំហាត់គណិតអនុវត្តន៍

លំហាត់គណិតអនុវត្តន៍
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คำแนะนำของผู้เขียน

លំហាត់គណិតអនុវត្តន៍(វិធីបូកនិង​ដក)

สำรวจแผ่นงาน

pengurangan bilangan

Addition and Subtraction - Math

kerjakan soal tersebut dengan benar

Adição e subtração simples

Addition and Subtraction - Math

cálculos de adição e subtração sem recurso ou reserva

Addition without regrouping

Addition and Subtraction - Math

Add the numbers.

Matemática

Addition and Subtraction - Math

Situações problemas com adição e subtração.