AC9M5A02Year 5AlgebraPractised on site

AC9M5A02 — Year 5 Algebra

Official Curriculum Content Description:

find unknown values in numerical equations involving multiplication and division using the properties of numbers and operations

Worked Examples (1)

Example 1Solving Equations with Unknowns & Symbols
Find the unknown value represented by □\square in the equation: 5×□=455 \times \square = 45.
Common mistake: Subtracting instead of dividing.
Correct Answer:99
Worked Solution:
1. To find the missing factor, divide the product by the known factor: □=45÷5\square = 45 \div 5 2. Calculate: 45÷5=945 \div 5 = 9.

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