If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

# Multiplying whole numbers and fractions

6 videos
3 skills
If I cut a pizza into eight equal slices, we already know that each slice is 1/8 of the pizza. But what fraction of the pizza have I eaten if I eat 3 slices? Well, what is 3 x 1/8? This tutorial will explain all! Common Core Standards: 4.NF.B.4, 4.NF.B.4a, 4.NF.B.4b , 4.NF.B.4c

### Multiplying fractions and whole numbers

VIDEO 3:08 minutes
Don't let multiplying whole numbers and factions get you down. We got this. This explanation will help you become a pro.

### Conceptual understanding of multiplying fractions and whole numbers

VIDEO 4:06 minutes
Here we have a nice visual explanation of how a mixed number is really a multiplication of a fraction and a whole number.

### Whole number and fraction multiplication concept

VIDEO 2:44 minutes
A mixed number is simply a whole number/fraction multiplication problem. Let us explain.

### Understanding multiplying fractions and whole numbers

PRACTICE PROBLEMS

### Multiplying fractions by whole numbers

PRACTICE PROBLEMS

### Multiplying fractions word problem: movie marathon

VIDEO 3:42 minutes
We want to do a movie marathon! Let's figure out how long our marathon will last if each movie length is represented as a mixed number.

### Multiplying fractions word problem: milk love

VIDEO 2:19 minutes
Who doesn't love milk? Our family sure does. Let's figure out how much milk is consumed each month if each person consumes a fractional amount of milk.

### Multiplying fractions word problem: pigging out on pumpkin pie

VIDEO 4:36 minutes
Oops! Someone tried to solve this problem and made a mistake. See if you can spot the error.

### Multiplying fractions and whole numbers word problems

PRACTICE PROBLEMS