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Topic summary · Foundation · CIE Core

Basic Numeracy summary

Numeracy fluency — place value, the four operations, and order of operations — unlocks every later topic. The handout rebuilds that foundation with short, focused practice.

Files: foundation-1 Basic Numeracy handout.pdf · foundation-1 Basic Numeracy handout answers.pdf · free public downloads · diagrams in the PDFs

Key learning points

  • BIDMAS/BODMAS: brackets, indices, division/multiplication, addition/subtraction.
  • Place value decides rounding and estimation.
  • Check answers with inverse operations or rough estimates.

Worked example 1 — Order of operations

Evaluate 4+6×(5−2)24+6\times(5-2)^2.

Working

4+6×32=4+6×9=4+54=584+6\times3^2=4+6\times9=4+54=58

Brackets and indices before multiplication.

Worked example 2 — Place value

Value of the digit 7 in 3704537045?

Working

70007000

Thousands place.

Worked example 3 — Inverse check

Check 84÷6=1484\div6=14 using multiplication.

Working

14×6=8414\times6=84

Multiplication undoes division.

Scaffolded Learning Sheet and answers (PDFs)

This page is a short, searchable overview for revision and search engines. Use the Scaffolded Learning Sheet first, then the Answers PDF for a full written solution. The printable PDFs remain the main classroom resource.