Sign Rules for Multiplication
Mathematics · Multiplication & Division · procedural
Multiply and divide with positive and negative integers and rational numbers, understanding the rules for the sign of the product or quotient
What mastery looks like
- Apply the sign rules when multiplying two integers (positive × negative, negative × negative)
- Apply the sign rules when dividing two integers
- Solve multi-step real-world problems involving all four operations with positive and negative rational numbers
Check your understanding
If Sign Rules for Multiplication knows that a negative times a negative makes a positive, can they use that rule to work out calculations like '−3 × −4 = 12' — and explain why it makes sense?
Prerequisites
Required first
Unlocks (0 directly)
None.