Multiplication as Scaling

Front

What is multiplication as scaling?

Back

Multiplication as scaling means increasing or decreasing a number by a certain factor. For example, multiplying by 2 scales a number up, while multiplying by 1/2 scales it down.

Tags

CCSS.5.NF.B.5B

Front

What does the term 'product' mean in multiplication?

Back

The product is the result of multiplying two or more numbers together.

Tags

CCSS.3.OA.A.1

Front

If you multiply a number by a fraction less than 1, what happens to the number?

Back

The number decreases because you are scaling it down.

Tags

CCSS.5.NF.B.5B

Front

What is the product of 3 x 3/4?

Back

The product is 2.25.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

What is the product of 2/3 x 3/4?

Back

The product is 0.5.

Tags

CCSS.5.NF.B.6

Front

What is the product of 1 1/4 x 3/4?

Back

The product is 0.9375.

Tags

CCSS.5.NF.B.6

Front

What is the product of 4/4 x 3/4?

Back

The product is 0.75.

Tags

CCSS.5.NF.B.6

Front

Which product is greater: 3 x 3/4 or 2/3 x 3/4?

Back

3 x 3/4 is greater.

Tags

CCSS.5.NF.B.5A

Front

What is the least product among 3/3 x 1/3, 4 x 1/3, 2 2/3 x 1/3, and 2 1/3 x 1/3?

Back

3/3 x 1/3 is the least.

Tags

CCSS.5.NF.B.5B

Front

What does it mean to scale a number by 4?

Back

Scaling a number by 4 means multiplying it by 4, which increases its value four times.

Tags

CCSS.5.OA.B.3