Multiplying fractions and Scaling

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator (part) and 'b' is the denominator (whole).

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does it mean to multiply fractions?

Back

Multiplying fractions means finding a part of a part. You multiply the numerators together and the denominators together.

Tags

CCSS.5.NF.B.4A

Front

What is 1/2 x 1/3?

Back

1/2 x 1/3 = 1/6.

Tags

CCSS.4.NF.B.4A

CCSS.4.NF.B.4B

Front

What is the product of 3/4 and 2/5?

Back

3/4 x 2/5 = 6/20, which simplifies to 3/10.

Tags

CCSS.5.NF.B.6

Front

What happens when you multiply a proper fraction by a whole number?

Back

The product is less than the whole number.

Tags

CCSS.5.NF.B.5B

Front

What happens when you multiply an improper fraction by a whole number?

Back

The product is greater than the whole number.

Tags

CCSS.4.NF.B.4A

CCSS.4.NF.B.4B

Front

What is 2/3 x 3/4?

Back

2/3 x 3/4 = 6/12, which simplifies to 1/2.

Tags

CCSS.5.NF.B.6

Front

What is the result of multiplying two fractions?

Back

The result is a fraction that represents the area of a rectangle formed by the two fractions.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is 5/6 x 1/2?

Back

5/6 x 1/2 = 5/12.

Tags

CCSS.5.NF.B.6

Front

What does scaling mean in multiplication?

Back

Scaling means increasing or decreasing a quantity by a certain factor, often represented by a fraction.