Dividing whole numbers and fractions

5 videos
4 skills
This is one exciting tutorial. In it, we will understand that fractions can represent division (and the other way around). Then we will create fractions by dividing whole numbers and then start dividing the fractions themselves. We'll see that dividing by something is the exact same thing as multiplying by that thing's reciprocal!

Creating a fraction through division

VIDEO 2:45 minutes
Sal explains how 3 ÷ 2 is the same as 3 • 1/2, which is the same as 3/2.

Mixed numbers on a number line

VIDEO 2:31 minutes
Sal locates 3/2 on a number line.

Fractions as division

PRACTICE PROBLEMS
Practice understanding that the fraction bar really means division.

Dividing whole numbers by fractions: potpourri

VIDEO 2:32 minutes
Sal solves a word problem that involves dividing a whole number by a unit fraction.

Dividing fractions by whole numbers: studying

VIDEO 2:35 minutes
Sal solves a word problem that involves dividing a unit fraction by a whole number.

Dividing whole numbers & fractions: t-shirts

VIDEO 2:08 minutes
Dividing a whole number by a fraction? Turn the tables and multiply by the reciprocal of the fraction. Boom!

Dividing unit fractions by whole numbers

PRACTICE PROBLEMS
Divide a unit fraction by a whole number.

Dividing whole numbers by unit fractions 2

PRACTICE PROBLEMS
Practice dividing a whole number by a unit fraction.

Divide fractions and whole numbers word problems

PRACTICE PROBLEMS
Solve and interpret division word problems that include whole numbers and fractions.