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To work out the sum of two large numbers:
  • set the numbers out in columns
  • line up the units digits
  • start by adding the units digits
  • then work across to the left
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Glossary

union

The union of two sets A and B is the set containing all the elements of A and B.

work

Equal to F x s, where F is the force in Newtons and s is the distance travelled and is measured in Joules.

Full Glossary List

This question appears in the following syllabi:

SyllabusModuleSectionTopic
AQA GCSE (9-1) Foundation (UK)N: Structure and CalculationN2: Four Operations and Place ValueAdding and Subtracting
CIE IGCSE (9-1) Maths (0626 UK)1 NumberC1.8 Four Rules and PrecedenceAdding and Subtracting
Edexcel GCSE (9-1) Foundation (UK)N: Structure and CalculationN2: Four Operations and Place ValueAdding and Subtracting
GCSE Foundation (UK)NumberArithmeticAdding and subtracting
OCR GCSE (9-1) Foundation (UK)1: Number Operations and Integers1.01a: Four RulesAdding and Subtracting
Universal (all site questions)AArithmeticAdding and subtracting