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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.

**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) **

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

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.

Rotate to landscape screen format on a mobile phone or small tablet to use the **Mathway** widget, a free math problem solver that **answers your questions with step-by-step explanations**.

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

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