1.1.2 Order of operations (BIDMAS/BODMAS)

Cards (89)

  • What is the first step in solving 10 + 2 × 3?
    Multiply 2 by 3
  • What is the result of the expression 5 + 3 × 2 using BIDMAS/BODMAS?
    11
  • What is the BIDMAS/BODMAS order of operations?
    • Brackets first
    • Then indices (or orders)
    • Next division and multiplication from left to right
    • Finally addition and subtraction from left to right
  • How do you solve the expression 10 + 2 × 3 using BIDMAS/BODMAS?
    Multiply first, then add: 10 + 6 = 16
  • If you have the expression (4 + 2) × 3, what is the first step according to BIDMAS/BODMAS?
    Calculate the brackets: 4 + 2 = 6
  • What is the priority of Addition in BIDMAS/BODMAS?
    4
  • What should you look for to identify operations in an expression?
    Signs such as +, -, ×, ÷
  • What operations are identified in the expression 5 + 3 × 2?
    Addition (+) and multiplication (×)
  • In the expression 5 + 3 × 2, which operation is performed first according to BIDMAS/BODMAS?
    Multiplication (×)
  • Why is it important to follow BIDMAS/BODMAS in calculations?
    To ensure accurate results in mathematical expressions
  • How would you identify operations in the expression 8 ÷ 4 + 2?
    Look for signs and apply BIDMAS/BODMAS
  • What is the order of operations in BIDMAS/BODMAS?
    1. Brackets: Solve operations inside brackets first.
    2. Indices (Orders): Calculate powers and roots.
    3. Division and Multiplication: Perform from left to right.
    4. Addition and Subtraction: Perform from left to right.
  • How do you solve the expression `(5 + 3) × 2` step by step?
    1. Solve brackets: \(5 + 3 = 8\)
    2. Multiply: \(8 × 2 = 16\)
    3. Final result: \( (5 + 3) × 2 = 16 \)
  • In the operation 10 + 2 × 3, which operation is performed first?
    Multiplication
  • What is the result of the operation 10 + 2 × 3?
    16
  • In the expression `(5 + 3) × 2`, what is the first operation to perform?
    Brackets
  • What is the first step in solving (8 - 2) ÷ 2?
    Subtract 2 from 8
  • What is the result of (8 - 2) ÷ 2?
    3
  • What is the purpose of BIDMAS/BODMAS?
    • To determine the order of operations in calculations
    • Ensures accurate results in mathematical expressions
  • What exercises can you try to test your understanding of BIDMAS/BODMAS?
    1. 20 - 4 × 3
    2. (12 + 6) ÷ 3
    3. 3³ - 2 × 4
  • What is the first step in solving 4² + 5 × 2?
    Calculate
  • What operations share the same priority in BIDMAS/BODMAS?
    Division and Multiplication
  • What is the second operation in BIDMAS/BODMAS?
    Indices (or Orders)
  • Why is it important to follow the correct order of operations?
    To ensure accurate results
  • What is the first operation in BIDMAS/BODMAS?
    Brackets
  • What is the final result of the expression (10 - 2) + 3 × 4 using BIDMAS/BODMAS?
    20
  • What is the final result of the expression `(5 + 3) × 2`?
    16
  • What is the result of 4² + 5 × 2?
    26
  • In the operation (8 - 2) ÷ 2, which operation is performed first?
    Brackets
  • What does BIDMAS/BODMAS stand for?
    Brackets, Indices, Division, Multiplication, Addition, Subtraction
  • In the operation 4² + 5 × 2, which operation is performed first?
    Indices
  • What is the result of the operation `5 + 3` in the expression `(5 + 3) × 2`?

    8
  • Is the number 5 prime or not?
    Yes
  • What are the factors of the number 9?

    • 1
    • 3
    • 9
  • What distinguishes prime numbers from non-prime numbers?
    • Prime numbers have exactly two factors: 1 and itself
    • Non-prime numbers have more than two factors
  • What should you check after starting with 1 when finding factors?
    Check if 2 divides the number evenly
  • Why do you check numbers up to the square root of the number?
    To find all possible factor pairs efficiently
  • What are the factors of 12?
    • 1
    • 2
    • 3
    • 4
    • 6
    • 12
  • Why is 7 considered a prime number?
    Its only factors are 1 and 7
  • How do you list factor pairs when finding factors?
    • Identify numbers that divide evenly
    • Pair each divisor with its complement