adding fractions lesson with like denominators

True or False: you should ALWAYS simplify your answer.

• True

• False

What is 4/20 simplified?

• 2/10

• 1/5

• 1/10

• 4/2

What is 3/21 simplified?

• 3/21

• 3/7

• 6/42

• 1/7

5/8 + 2/8

• 7/8

• 7/16

• 3/16

27/97 + 27/97

• 54/97

• 27/194

• 54/194

83/157 + 71/157

• 154/314

• 157/154

• 154/157

2/6 + 3/6

• 6/6

• 5/6

• 6/6

• 3/6

350/861 + 250/861

• 600/861

• 600/1,722

• 100/861

24/53 + 24/53

• 44/53

• 48/53

• 48/106

What is the top number in a fraction called?

• denominator

• numerator