How Do You Multiply a Two-Digit Number by a One-Digit Number?

How Do You Multiply a Two-Digit Number by a One-Digit Number?

Note:

Multiplication is a building block of math, so it's important to be comfortable with it! This tutorial gives you practice multiplying a one digit number by a two digit number.

Keywords:

problem

multiply

two digit

one digit

long multiplication

multiplication

Background Tutorials

Recognize that in a multi-digit whole number, a digit in one place represents ten times what it represents in the place to its right.

Place value is a building block of numbers. Without place value, we couldn't keep all our numbers straight! This tutorial introduces place value and shows you the parts of a place value chart.

Further Exploration

Multiply a whole number of up to four digits by a one-digit whole number, and multiply two two-digit numbers, using strategies based on place value and the properties of operations. Illustrate and explain the calculation by using equations, rectangular arrays, and/or area models.

When you're multiplying a two digit number by a two digit number, it's important to keep the places lined up correctly. This tutorial helps you practice multiplying while keeping everything organized!