5.NF.5 Multiplication as Scaling

Front

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

Back

Multiplying a fraction by a whole number scales the fraction by that number, effectively increasing or decreasing its value.

Front

What is the result of multiplying a fraction by a fraction?

Back

The result is a fraction that represents a part of a part, calculated by multiplying the numerators and denominators.

Front

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

Back

The fraction increases in value.

Front

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

Back

The fraction decreases in value.

Front

What is the relationship between 1/2 of a number and the number itself?

Back

1/2 of a number is always less than the number.

Front

What does it mean for a number to be 'greater than' another number?

Back

A number is greater than another if it is larger in value.

Front

What does it mean for a number to be 'less than' another number?

Back

A number is less than another if it is smaller in value.

Front

What is the result of 2/5 x 8/8?

Back

2/5, because multiplying by 8/8 (which is 1) does not change the value.

Front

What is the result of 1/2 of 10?

Back

5, which is less than 10.

Front

What is the result of 5 x 7/8?

Back

35/8, which is greater than 7/8.