Multiplication

Introduction to Multiplication

What is multiplication?

● Multiplication (symbol "×") is the mathematical operation of

scaling one number by another.

● The basic idea of multiplication is repeated addition.

○ For example: 5 × 3 = 5 + 5 + 5 = 15

How to Multiply

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Important Terms

● A Multiplication Problem has two parts:

○ Factors: The numbers being multiplied

■ e.g. 5x3

○ Product: The answer

■ e.g. 15

Multiplication Tables

● A multiplication table can be used to help when

learning multiplication.

● A mulitiplication table is a table of the products of two

factors, esp. the integers 1 to 12.

Intro to Multiplication tables

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Multiplication tables

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Practice Problems

Review

● Multiplication is a short form of repeated

addition.

● A multiplication problem has FACTORS, 5x3,

and a PRODUCT, 15.

● A Multiplication table helps us learn our

basic multiples and can be a very useful tool
for memorizing single digit multiplication.