Study Guide for 4.NF.3 (part1)

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 (the number of parts) and 'b' is the denominator (the total number of equal parts).

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does it mean for fractions to be equivalent?

Back

Two fractions are equivalent if they represent the same part of a whole, even if they have different numerators and denominators.

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Front

How do you add fractions with the same denominator?

Back

To add fractions with the same denominator, keep the denominator the same and add the numerators. For example, 2/8 + 5/8 = (2+5)/8 = 7/8.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

How do you subtract fractions with the same denominator?

Back

To subtract fractions with the same denominator, keep the denominator the same and subtract the numerators. For example, 6/8 - 1/8 = (6-1)/8 = 5/8.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the process to find a common denominator?

Back

To find a common denominator, identify the least common multiple (LCM) of the denominators of the fractions you want to add or subtract.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a fraction, such as 1 3/4.

Tags

CCSS.3.NF.A.3C

Front

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

Back

To convert an improper fraction to a mixed number, divide the numerator by the denominator. The quotient is the whole number, and the remainder is the new numerator over the original denominator.

Front

What is the value of 4/12 simplified?

Back

4/12 simplified is 1/3.

Front

How do you compare fractions?

Back

To compare fractions, you can find a common denominator or convert them to decimals. The fraction with the larger numerator (when denominators are the same) is greater.

Tags

CCSS.4.NF.A.2

Front

What is the sum of 3/8 and 2/8?

Back

The sum of 3/8 and 2/8 is 5/8.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D