What Is a Linear Equation? Definition, Examples, Types & How to Solve It
Introduction Consider this simple equation: 2x + 5 = 15 You are probably wondering what x stands for and how…
What Is an Algebraic Expression? Definition, Parts, Types & Examples
Introduction Look at this simple expression: 3x + 5 What does it mean? Where did the letter come from? And…
What Is a Fraction? Definition, Types, Examples & How Fractions Work
Introduction Imagine you and three friends order a pizza and decide to share it equally. The pizza is cut into…
What Is a Multiple? Definition, Examples, Types & How to Find Multiples
Introduction Look at this sequence of numbers: 5, 10, 15, 20, 25, 30… Each number in that sequence is produced…
What Is a Factor? Definition, Examples, Types & How to Find Factors
Introduction Think about the number 12. You can write 12 as a product in several different ways: 12 = 1…
What Is a Real Number? Definition, Types, Examples & Properties
Introduction Think about the numbers you use every single day. The price of a coffee at £2.50, the temperature outside…
What Are Irrational Numbers? Definition, Examples, Properties & How to Identify Them
Introduction You might have noticed something unusual when you type √2 into a calculator. Instead of a neat, tidy decimal,…
What Is a Rational Number? Definition, Examples, Types & Properties
Introduction Think about the numbers you use every day. When you split a pizza into two equal slices, each slice…
What Is a Prime Number? Definition, Examples, Properties & How to Find Prime Numbers
Introduction Take a moment to look at these numbers: 2, 3, 5, 7, and 11. What do they all have…
What Is Reflection of Waves? Definition, Laws, Types & Examples
Introduction Stand at the base of a large cliff and shout. A few seconds later, your voice returns to you.…