How to Apply Integers Addition and Subtraction Rules?
TL;DR: Integers can feel slippery until you nail two rules. Same signs? Add their sizes and keep the sign, so negative 5 plus negative 3 is negative 8. Different signs? Subtract the smaller size from the larger and keep the sign of the bigger one, so negative 5 plus 3 is negative 2. For subtraction, […]
How to Solve Venn Diagrams and the Addition Rule?
How to solve venn diagrams and the addition rule, step by step: the rule in plain language, solved examples worked one line at a time, and practice questions so you can try it yourself before moving on. In a Venn diagram, this might look like this: (color{blue}{P(A∪B)=P(A)+P(B)}) Venn Diagrams and the Addition Rule, Example 1: […]