Adding and Subtracting Fractions

The lowest number that both denominators will divide into evenly with no remainder

• least common multiple

• greatest common factor

• least common denominator

• equivalent fraction

The smallest number into which two numbers can be divided easily is

• greatest common factor

• least common multiple

• least common denominator

• mixed number

Subtract the the following fractions:

5/12- 3/8 (simplest term)

• 8/24

• 2/12

• 2/24

• 1/24

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Find the numerator x for the equivalent fraction:

3/8=x/24

(a)  

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

What is the least common denominator between 1/4 and 3/5

• 20

• 16

• 10

• 40

Add the following fractions:

1/4 +3/6 (simplest terms)

• 4/24

• 18/24

• 4/8

• 3/4

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

To (a)   is to create an equivalent with the smallest numerator and denominator possible.

Add the following fractions:

1/5 + 7/11 (simplest terms)

• 8/11

• 46/55

• 7/55

• 8/16

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Subtract the following:

2/3 - 1/4

• 11/12

• 3/12

• 1/4

• 5/12

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Check all the benchmark fractions

• 1/3

• 1/4

• 3/6

• 1/2

• 7/8

Tags

CCSS.4.NF.A.2