adding and subtracting fractions

What is the sum of these fractions?

• 4/5
• 3/20
• 17/20
• 4/20

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

• 14/16
• 7/8
• 8/7
• 4/10

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

• - 3/56
• 18/56
• - 4/15
• 29/56

Tags

CCSS.7.NS.A.1C

• 1/12
• 1
• 2/35
• 23/25

Tags

CCSS.7.NS.A.1C

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. 

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

Dylan had a whole cupcake in his lunch bag. He ate 1/4 of it. How much does he have left?

• 1/4
• 1/2
• 1/3
• 3/4

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Daniel watched a beetle and a spider on the sidewalk. The beetle crawled 1/2 of a yard and the spider crawled 1/6 of a yard. How much farther did the beetle crawl than the spider?

• 1/4
• 1/3
• 1/2
• 2/3

Tags

CCSS.4.NF.A.2

CCSS.4.MD.A.2

To put a fraction in simplest form, you will need to do this to the numerator and denominator

• subtract both by same number
• divide both by the same number
• add the same number to both
• multiply both by the same number

Tags

CCSS.4.NF.A.1

What fraction of the rectangle is blue?

• 1/6
• 1/3
• 6/2
• 2/3

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A