Multiply a Fraction and a whole number with a model

Front

What is a fraction?

Back

A fraction represents a part of a whole, expressed as a numerator (top number) over a denominator (bottom number).

Front

What does it mean to multiply a fraction by a whole number?

Back

Multiplying a fraction by a whole number means you are taking that fraction of the whole number. For example, 3/4 of 8 means you take 3/4 of 8.

Front

How do you find 3/8 of 32?

Back

Multiply 32 by 3/8: 32 x 3/8 = 12.

Front

What is the multiplication expression for finding 1/3 of 15?

Back

1/3 x 15 = 5.

Front

What does the numerator in a fraction represent?

Back

The numerator represents the number of parts you have.

Front

What does the denominator in a fraction represent?

Back

The denominator represents the total number of equal parts in a whole.

Front

How can you visualize multiplying a fraction by a whole number?

Back

You can use models like number lines or area models to show how much of the whole number is represented by the fraction.

Front

What is the result of 2 x 2/6?

Back

2 x 2/6 = 4/6 or 2/3.

Front

What is a visual model for 2 x 4/5?

Back

A visual model could be a rectangle divided into 5 equal parts, with 4 parts shaded, and then doubled.

Front

What is the multiplication sentence for 1/3 of 9?

Back

1/3 x 9 = 3.