PA 20 AS 22 – MISSING AND EQUIVALENT NUMBER SENTENCES USING ADDITION AND SUBTRACTION
Children explain the meaning of the equals sign as equality, and the inverse relationship between addition and subtraction, and use this understanding to solve equivalent number sentences using addition and subtraction.
This is a concept that integrates Addition and Subtraction, and Patterns and Algebra, and is investigated as a whole class. Children then apply their understanding as they add and subtract numbers at their Level.