Fractions Subtraction Different Denominators

What is the difference of the given problem?

• 
• 
• 
• 

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

(Choose one that is true) When you add or subtract fractions with unlike denominators you..

• Add both the numerators and denominators

• Change the denominator by picking a random number then divide

• Find the least common multiple of both denominators

• none of these are true

Tags

CCSS.7.NS.A.1C

What is the best Common Denominator for the Given Problem?

• 48

• 24

3/10 - (-1/4)

• 11/20

• 3/15

• 15/20

• 3/4

Tags

CCSS.7.NS.A.1C

Solve and simplify if needed:

1/3 - 1/5 =

Mathematical Equivalence

OFF

Tags

CCSS.7.NS.A.1C

3/8 - (-1/4)

• 5/8

• 3/4

• 4/8

• -5/8

Tags

CCSS.7.NS.A.1C

8/9 - 1/3 = 

• 7/6

• 5/9

• 2/3

• 8/27

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

5/8 - 1/2 

• 9/8

• 1 1/8

• 1/8

• 3/8

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

5/6 - 3/8 =

• 12/24

• 11/24

• 1/2

• 7/12

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

When fractions have a different denominator, you have to find the ____________ in order to add them together.

• Least Common Denominator

• Greatest Common Factor

• Numerator

• Mixed Number

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2