Using LCMs with Operations of Fractions

4/5 - 2/10 =

• 2/10

• 2/5

• 6/10

• 1/2

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

2/3 + 1/4 =

• 11/12
• 3/4
• 5/6
• 7/12

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

2/8 + 2/4 =

• 4/4 or 1 whole

• 4/8

• 6/8

• 5/8

Tags

CCSS.4.NF.B.3D

CCSS.4.NF.B.3C

2/5 + 3/6 =

Mathematical Equivalence

ON

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

6/8 - 2/3

Mathematical Equivalence

ON

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

1.3 + 58/100

Mathematical Equivalence

ON

Tags

CCSS.5.NBT.B.7

4 1⁄3 - 2 4⁄6

Mathematical Equivalence

ON

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

On Thursday, 3/4 of the students in Mario's class wore sneakers to school. On Friday, 7/10 of the students wore sneakers. On which day did more students wear sneakers?

• Thursday

• Friday

Tags

CCSS.4.NF.A.2

Melanie is having friends over for lunch. She orders 3 1⁄4 pounds of turkey and 1 1⁄2 pounds of roast beef. How many pounds of turkey and roast beef did Melanie order in all?

Mathematical Equivalence

ON

Tags

CCSS.7.NS.A.1C

At Home Depot, Mr. Z buys a sheet of plywood that measures 8 3⁄4 feet. He cuts off 2 2⁄8 feet to make a shelf. How many feet of plywood does Mr. Z have left?

Mathematical Equivalence

ON

Tags

CCSS.7.NS.A.1C