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More Lessons for GCSE Maths

Math Worksheets

Videos, games, activities and worksheets that are suitable for GCSE Maths.

**How to add and subtract directed numbers?**

Rule 1: If the signs are the same then add the numbers and keep the original sign.

Rule 2: If the signs are different then subtract: Big number minus small number. Keep the sign of the big number.

**How to multiply and divide directed numbers?**

Rule 1: The answer is positive when all the numbers are positive or when there is an even number of negative signs in the problem.

Rule 2: The answer is negative when there is an odd number of negative signs in the problem.

The following diagram gives the rules for the addition, subtraction, multiplication and division of directed numbers. Scroll down the page for more examples and solutions on the operations for directed numbers.

**Directed Numbers Adding and Subtracting**

**Directed Numbers Multiplying and Dividing**
**Rules for adding, subtracting, multiplying and dividing positive and negative numbers**
**GCSE Maths - Negative Numbers (Adding, Subtracting,Multiplying, Dividing) **

More Lessons for GCSE Maths

Math Worksheets

Videos, games, activities and worksheets that are suitable for GCSE Maths.

Rule 1: If the signs are the same then add the numbers and keep the original sign.

Rule 2: If the signs are different then subtract: Big number minus small number. Keep the sign of the big number.

Rule 1: The answer is positive when all the numbers are positive or when there is an even number of negative signs in the problem.

Rule 2: The answer is negative when there is an odd number of negative signs in the problem.

The following diagram gives the rules for the addition, subtraction, multiplication and division of directed numbers. Scroll down the page for more examples and solutions on the operations for directed numbers.

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