Common Denominators

Connor ate 6/8 of one pizza. Kirsti ate 2/8 of another pizza. How much more of a pizza did Connor eat?

• 3/8

• 6/8 or 3/4

• 4/8 or 1/2

• 2/8 or 1/4

Kayden has 3/9 of a pizza and Laila gave her 2/9 of a pizza.  How much pizza does Kayden have now?

• 5 Pizzas

• 5/9 of a pizza

• 1/9 of a pizza

• 1 pizza

If Ms. Perry brought the class a whole cheese pizza, and Silvia stole 3/26 of the pizza. Rakiya ate 5/26 of the pizza. Josiah ate 4/26 of the pizza. How much pizza does Ms. Perry have left?

• 1/26

• 14/26

• all of it

• 12/26

If Ms. Perry brought the class a whole cheese pizza, and Silvia ate 3/26 of the pizza. Rakiya ate 5/26 of the pizza. Josiah ate 4/26 of the pizza. How much pizza does Ms. Perry have left?

• 1/26

• 14/26

• 1

• 12/26

Juan ate 3/8 of a pizza, and Nick 4/8 of the same pizza. They used the expression 3/8 + 4/8 to represent how much pizza they ate. What fraction of the pizza did Juan and Nick eat?

• 1/8

• 3/8

• 4/8

• 7/8

What must you have to add and subtract fractions?

• Common numerators

• Different numerators

• Different denominators

• Common denominators

Add these fractions:  2/6 + 3/6 Make sure your answer is in the simplest form.

• 4/6

• 3/6

• 5/6

• 6/6

Add these fractions:  1/6 + 3/6 Make sure your answer is in the simplest form.

• 4/6

• 5/6

• 2/3

• 1/3

What is the least common denominator for 3 and 4?

• 6

• 4

• 3

• 12

What is the least common denominator for 7 and 2?

• 12

• 14

• 7

• 6