Add Fraction Denominator of 10 and 100

To add or subtract fractions you must have

• Common numerators

• Common denominators

• Common multiples

• common factors

50/100 + 25/100 =

• 100/75

• 100/100

• 75/100

• 52/100

What must you have in order to add fractions?

• different numerators

• common numerators

• common denominators

• opposite denominators

What do you need to have when adding unlike fractions?

• common denominator

• common numerator

• common numerator and denominator

Add the Fractions!

• 75/10

• 75/100

• 65/100

• 60/100

Add the Fractions!

• 27/100

• 37/10

• 37/100

• 27/10

Dean selects Teakwood stones and Buckskin stones to pave a path in front of his house. How many meters long will each set of one Teakwood stone and one Buckskin stone be?

• 71/100

• 33/100

• 33/10

• 66/10

What is the first step in solving this problem? 
⅘ + ½ =

• Add the top parts of the fraction

• Rewrite the fractions in the simplest form. 

• Find a common denominator. 

• Make each fraction into an improper faction.