Mathematics Multiplication & Division Conceptual 11–12 yrs

Ratio (age 11+)

比与比例（11岁以上）

Description

Use conventional notation for the priority of operations including brackets, powers, roots, and reciprocals; apply BIDMAS/BODMAS consistently to evaluate complex numerical expressions

Mastery Evidence

✓ Evaluate expressions involving brackets, indices, and all four operations in the correct order
✓ Explain why the order of operations is necessary to avoid ambiguity
✓ Use the reciprocal of a number and understand that a number multiplied by its reciprocal gives 1

Assessment Prompt

Can your child evaluate a complex expression like '5 + 2³ ÷ 4' correctly — applying the right order of operations, handling the power before the division and division before the addition?