adding & subtracting Fractions

Sally ran 1/3 of a mile and swam 5/6 of a mile. In simplest form, how much farther did she swim than she ran?

• 1/2
• 5/18
• 4/3
• 3/6

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

While making desserts for a bake sale, Lyla used 7/10 of a scoop of brown sugar as well as 1/2 of a scoop of white sugar. How much more brown sugar did Lyla use?

• 1 1/2
• 2/3
• 1/5 
• 3/4

Tags

CCSS.4.NF.A.2

The number on the top of a fraction is called what?

• numerator
• denominator
• fractionator
• equivalent

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

What must you have to add and subtract fractions?

• Common numerators
• Different numerators
• Different denominators
• Common denominators

Tags

CCSS.7.NS.A.1C

Carefully following a recipe, Ben used exactly 5/8 of a cup of oil and 3/4 of a cup of water. How many cups of liquid did Ben use in all?

• 1/8
• 2/3
• 1 1/2
• 1 3/8

Tags

CCSS.7.NS.A.1C

What is the first step to simplifying a fraction?

• List your multiples of each fractions

• List your factors of each fraction

• Pick a random number and divide the fraction twice

• None of these are true

Calvin and some friends baked different kinds of pizza and cut them into different number of slices. They ate 1/4 of one pizza, 1/4 of another, 3/12 of another, and 1/12 of another. How much pizza did they eat? Simplify your answer.

• 8/12 pizza

• 4/8 pizza

• 1 whole pizza

• 5/6 pizza

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Is this a correct answer?

• Yes, the student correctly added.
• No, you cannot add unlike denominators
• No, 5 + 7 is not 12
• No, 2 + 3 is not 5

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What number could be a common denominator for these three fractions?
1/2   and   1/3   and   1/4

• 9
• 8
• 12
• 6

Tags

CCSS.4.NF.A.1

CCSS.4.NF.A.2

(2/5 + 1/5) - 3/10

• 3/5

• 3/10

• 6/20

• 5/10

Tags

CCSS.7.NS.A.1C