# Multiplying fractions

5 videos
4 skills
What is 2/3 of 2/3? If 4/7 of the class are boys, how many boys are there? Multiplying fractions is not only super-useful, but super-fun as well.

### Multiplying unit fractions and whole numbers

VIDEO 3:08 minutes
Sal multiplies 1/2x5 using repeated addition and fraction models.

### Multiply fractions and whole numbers 1

PRACTICE PROBLEMS
Practice multiplying a whole number times a fraction.

### Intro to multiplying 2 fractions

VIDEO 5:06 minutes
Sal introduces multiplying 2 fractions.

### Multiplying 2 fractions: 5/6 x 2/3

VIDEO 2:26 minutes
Sal multiplies 5/6x2/3.

### Multiplying fractions

PRACTICE PROBLEMS
Practice multiplying two fractions.

### Multiplying positive and negative fractions

VIDEO 4:33 minutes
See examples of multiplying and dividing fractions with negative numbers.

### Multiplying positive and negative fractions

PRACTICE PROBLEMS
Practice multiplying fractions. Fractions in these problems may be positive or negative.

### Multiplication as scaling with fractions

VIDEO 5:06 minutes
Sal compares the following expressions by thinking about multiplication as scaling: 2/3x7/8, 8/7x2/3, and (5x2)/(3x5)

### Fraction multiplication as scaling

PRACTICE PROBLEMS
Interpret how multiplying by a fraction greater or less than 1 affects the product.