Creating Equations with Variables

82 added to a number is the same as 36

• 82=36
• 82+36=x
• t+82=36
• None of the above

Tags

CCSS.6.EE.B.5

The product of 12 and a number is the same as 2 removed from a number

• 12x=x+2
• 12x=2-x
• 12-2=x-2
• 12x= x-2

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

CCSS.6.EE.B.7

a number halved is equal to 22 fewer than a number

• b⁄2 = 22-b
• 2b =22- b
• n⁄2=n-22
• None of the above

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

x/9=28

• 9 times a number is 28
• A number multiplied by 9 equals 28
• A number removed from 9 is 28
• The quotient of 9 and a number is 28

Tags

CCSS.6.EE.B.7

120 more than twice a number is the same as halve a number removed from 8

• 2t+120= t⁄2-8
• 120+2t = t⁄2-8
• 2t+120 = 8-t⁄2
• Be humble...sit down

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

Mrs. Rucker made 24 tacos. Her family ate 13 of them. Then Mrs. Rucker made 12 more tacos. Which equation can be used to find t, the number of tacos she had then? 

• 24 + 13 - 12 = t
• 24 + 13 + 12 = t
• 24 - 13 + 12 = t
• 24 - 13 - 12 = t

Tags

CCSS.HSA.CED.A.3

The total weight of a computer hard drive, a monitor, and a keyboard is 362 ounces.  The hard drive weighs 318 ounces and the monitor weighs 33 ounces.  Which equation represents the situation where k is the weight of the keyboard?

• 362 = 318 + 33 - k
• 362 = 318 + 33 + k
• 362 = 318 + k
• 362 = 318 - k

Tags

CCSS.HSA.CED.A.3

Mrs. Bryant has 73 stickers. She gives one to each of her students. If she has 20 students, how many stickers does she have left?

• 93
• 43
• 53

Tags

CCSS.3.OA.A.3

Twenty of Erin's friends each agreed to donate $5 to her fundraiser. Which equation can be used to determine d, the amount of money Erin's friends donated to her fundraiser?

• 20 ÷ d = 5
• 20 + 5 = d
• 20 × 5 = d
• 5 × d = 20

Tags

CCSS.HSA.CED.A.3

At Lincoln Elementary School, the fifth-grade students have a total of 325 pets. Of these pets, 250 are some kind of pet other than cats. Which equation could be used to determine the number of pets that are cats, c?

• 325 + 250 = c
• 325 – 250 = c
  
• 325 × 250 = c
• 325 ÷ 250 = c

Tags

CCSS.HSA.CED.A.3