Purpose
These exercises and activities are for students to use independently of the teacher to practice number properties
Specific Learning Outcomes
recognise the meaning of the equals sign
recognise that the order of addends does not affect the answer
Description of Mathematics
Addition and Subtraction, AA (Stage 6)
Required Resource Materials
Practice exercises with answers (PDF or Word)
Activity
Prior knowledge
experience with writing equations
Background
The exercises in this activity explore the idea of order of operations, for example 3 + 5 - 4 = 5 + 3 - 4.
Comments on the Exercises
Exercises 1 and 2
Asks students if an equation is true or false. True eqautions have the same numbers on each side. Questions include whole numbers, fractions and decimals.
Exercise 3
Asks students to find a number to balance the equation.
Exercise 4
Asks students to replace the numbers with algebraic symbols.