5th grade add and subtract fractions with unlike denominator

Front

What is a fraction?

Back

A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number).

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does it mean to have unlike denominators?

Back

Unlike denominators are denominators that are not the same in two or more fractions.

Tags

CCSS.4.NF.A.2

Front

How do you add fractions with unlike denominators?

Back

To add fractions with unlike denominators, first find a common denominator, convert the fractions, and then add the numerators.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

How do you subtract fractions with unlike denominators?

Back

To subtract fractions with unlike denominators, find a common denominator, convert the fractions, and then subtract the numerators.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the least common multiple (LCM)?

Back

The least common multiple is the smallest multiple that two or more numbers share.

Front

What is the greatest common factor (GCF)?

Back

The greatest common factor is the largest number that divides two or more numbers without leaving a remainder.

Front

How do you simplify a fraction?

Back

To simplify a fraction, divide the numerator and the denominator by their greatest common factor.

Front

What is the sum of 1/4 and 1/2?

Back

3/4

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the difference between 3/5 and 1/5?

Back

2/5

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the sum of 2/3 and 1/6?

Back

5/6

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2