Adding and subtracting fractions (5th grade)

3/4+1/2

• 1 1/4

• 1/4

• 3/12

• 2/4

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

5/10+2/30

• 25/30

• 1 20/30

• 1 5/30

• 1/6

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

2/3-1/9

• 3/9

• 5/9

• 7/9

• 1 5/9

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Bobby has 3/4 of a cake. If he shares a 1/8 slice with Morgan, how much does he have left?

• 4/8
• 5/8
• 3/4
• 7/8

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What must you have to add and subtract fractions?

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

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

What is the sum of these fractions in lowest terms?

• 4/5
• 3/20
• 17/20
• 4/20

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

3/9 + 1/3 =

• 7/9

• 4/12

• 2/3

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

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

• 3

• 7

• 4

• 12

Tags

CCSS.4.NF.A.2

4/6 - 1/9 = SIMPLIFY

• 3/54

• 30/54

• 5/9

• 15/27

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

1/3 + 1/9

• 4/9

• 9/12

• 6/15

• 3/12

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2