6.3B Scaling with Fractions

Front

What is a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

Front

How do you determine if a product of a number and a fraction is less than the original number?

Back

To determine if the product of a number and a fraction is less than the original number, the fraction must be less than 1.

Front

What is the result of multiplying a whole number by a fraction greater than 1?

Back

The result will be greater than the whole number.

Front

What is the product of 3 and 2/3?

Back

The product is 2, which is between 2/3 and 3.

Front

How do you multiply a whole number by a fraction?

Back

Multiply the whole number by the numerator of the fraction and then divide by the denominator.

Front

What is the significance of the denominator in a fraction?

Back

The denominator indicates how many equal parts the whole is divided into.

Front

What happens when you multiply a number by a fraction that is equal to 1?

Back

The product is equal to the original number.

Front

What is the effect of multiplying a number by a fraction less than 1?

Back

The product will be less than the original number.

Front

How can you express 11/8 as a mixed number?

Back

11/8 can be expressed as 1 3/8.

Front

What is the relationship between multiplying by a fraction and scaling?

Back

Multiplying by a fraction scales the original number down (if the fraction is less than 1) or up (if the fraction is greater than 1).