Numbers and Decimals

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Basic Arithmetic & Inverse Operations

Numbers and Decimals Basic Arithmetic & Inverse Operations

🎬 Video Tutorial

  • (0:01) Addition: summands, sum
  • (0:34) Multiplication: multiplier, multiplicand, product
  • (1:17) Subtraction: minuend, subtrahend, difference
  • (1:38) Division: dividend, divisor, quotient
  • (2:07) Division by zero: why it is undefined
  • (2:26) Inverse operations and examples: Addition and subtraction, multiplication and division are inverse operations that “undo” each other.

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📂 Revision Cards

Visual explanation of addition 6 + 6 + 6 = 18, highlighting summands and the sum.
1) Addition
Explanation of multiplication 3 x 6 = 18, showing multiplier, multiplicand, and product. ?
2) Multiplication
Subtraction explained with an example showing 18 minus 6 equals 12, including terms minuend, subtrahend, and difference.
3) Subtraction
Division of 12 by 4 is explained, including the terms dividend, divisor, and quotient, and an explanation of why division by zero is impossible.
4) Division
Diagram illustrating inverse operations in maths, showing examples of addition, subtraction, multiplication, and division on number lines.
5) Inverse Operations

🍪 Quiz

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Basic Arithmetic & Inverse Operations

1 / 6

Q: What is the product of $3 \times 5$?

2 / 6

Q: If you have 150 points and lose 45 points, what is your new score?

3 / 6

Q: Which operation would you use to find the total of four copies of 5?

4 / 6

Q: If $84 \div 7 = 12$, what would $12 \times 7$ equal?

5 / 6

Q: If a group of 5 people share £125 equally, how much does each person receive?

6 / 6

Q: What is 5 + 123456 - 123456?

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