Basic Arithmetic

Basic Arithmetic covers fundamental mathematical operations including addition, subtraction, multiplication, and division.

AdditionSubtractionMultiplicationDivision
Order of OperationsWord ProblemsProperties of OperationsInverse Operations
Shopping and Making ChangeCooking and MeasuringPlanning and Time Management
Estimation and Mental MathShowing Your Work and Double-CheckingBreaking Down Problems
AdditionSubtractionMultiplicationDivisionOrder of OperationsWord ProblemsProperties of Operat...Inverse OperationsShopping and Making ...Cooking and Measurin...Planning and Time Ma...Estimation and Menta...Showing Your Work an...Breaking Down Proble...
Basic Concepts

Multiplication

What Is Multiplication?

Multiplication is repeated addition. It’s like adding the same number again and again. The symbol for multiplication is \( \times \) or \( \cdot \).

How to Multiply

  • Think of groups: 3 groups of 4 is the same as 4 + 4 + 4.
  • The answer tells you how many things you have in total.

Why Multiplication Matters

  • Counting items in equal groups
  • Learning times tables
  • Figuring out how many legs on several animals

Explore Multiplication

Make groups with objects like buttons or coins. Watch how quickly the numbers grow!

Examples

  • 3 × 4 = 12

  • If you have 5 bags with 2 marbles in each, you have 5 × 2 = 10 marbles.

In a Nutshell

Multiplication is a shortcut for adding the same number over and over.

Key Terms

Product
The result of multiplying two numbers.
Factor
A number that is multiplied by another number.
Next
Division