subtracting mixed numbers

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction, such as 2 1/2.

Tags

CCSS.3.NF.A.3C

Front

How do you subtract mixed numbers?

Back

To subtract mixed numbers, convert them to improper fractions, perform the subtraction, and then convert back to a mixed number if necessary.

Tags

CCSS.7.NS.A.1C

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator, such as 9/4.

Tags

CCSS.3.NF.A.3C

Front

What is the first step in subtracting mixed numbers?

Back

The first step is to convert each mixed number into an improper fraction.

Tags

CCSS.7.NS.A.1C

Front

How do you convert a mixed number to an improper fraction?

Back

Multiply the whole number by the denominator, add the numerator, and place that result over the original denominator.

Front

What is the simplest form of a fraction?

Back

A fraction is in its simplest form when the numerator and denominator have no common factors other than 1.

Front

What is a unit fraction?

Back

A unit fraction is a fraction where the numerator is 1 and the denominator is a positive integer, such as 1/3.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

Front

How do you determine if a fraction is in its simplest form?

Back

A fraction is in its simplest form if the greatest common divisor (GCD) of the numerator and denominator is 1.

Front

What does it mean for a fraction to be prime?

Back

A prime fraction is one where both the numerator and denominator are prime numbers.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is the result of subtracting 4 1/3 - 1 2/3?

Back

The result is 2 2/3.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D