Numbers and Decimals

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BIDMAS - Order of Operations

Numbers and Decimals BIDMAS - Order of Operations

🎬 Video Tutorial

  • (0:16) Mathematical Expressions: Use terms and operators to represent calculations, helping solve real-life problems.
  • (0:30) Order of Operations: Follow BIDMAS: Brackets, Indices, Division/Multiplication, and Addition/Subtraction to ensure the correct calculation order.
  • (1:22) Left-to-Right Rule: When only Division/Multiplication or Addition/Subtraction are involved, solve from left to right.
  • (2:07) Nested Brackets: When multiple brackets are present, start with the innermost, then work outward, applying BIDMAS at each step.

📂 Revision Cards

Total cost of a £300 phone and £20 each for a charger, headphones, and mouse, paid in 12 installments, as an expression using terms and operators.
1) Mathematical Expression
BIDMAS principle for order of operations, showing brackets, indices, division, multiplication, addition, and subtraction with a calculation example.
2) BIDMAS
Practising BIDMAS with examples such as of division and multiplication, and addition and subtraction.
3) Applying BIDMAS
Step by step example of solving an expression with multiple brackets, 50-(2*(2+4*5)-3), using BIDMAS/BODMAS.
4) Multiple Brackets

🍪 Quiz

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