Addition Subtraction One Step Equations

Marcus needs to sell 25 tickets to a fundraiser by Friday. So far, he has sold 9 tickets. How many tickets does he still need to sell?

• t - 9 = 25

• t + 9 = 25

Tags

CCSS.HSA.CED.A.3

After 4 students joined a class, the class has 32 students. Which equation can be used to find n, the number of students in the class before the new 4 students joined?

• n - 4 = 32

• n + 4 = 32

Tags

CCSS.HSA.CED.A.3

Last Friday Trevor had $29. Over the weekend he received some money for cleaning the attic. He now has $41. How much money he received for cleaning the attic?

• 29 + m = 41

• 29 - m = 41

Tags

CCSS.HSA.CED.A.3

After paying $5.12 for a salad, Carlos has $27.10 left in his wallet. How much money Carlos had before buying a salad?

• x + 5.12 = 27.10

• s - 5.12 = 27.10

Tags

CCSS.HSA.CED.A.3

4x + 7 = 23

Tags

CCSS.7.EE.B.4A

Solve the equation.

x + 9 = -5

Mathematical Equivalence

OFF

Tags

CCSS.6.EE.B.7

Last week Kevin had 42 dollars. He washed cars over the weekend to earn some extra money and now has $95. How much money Kevin earned washing cars?

• x - 42 = 95

• x + 42 = 95

Tags

CCSS.HSA.CED.A.3

Taylor has read 125 pages in a book. The book has a total of 262 pages. How many pages does she have left to read to finish the book?

• p - 125 = 262

• p + 125 = 262

Tags

CCSS.HSA.CED.A.3

Solve for x:

x+5=25

• 15

• 20

• 25

• 100

Tags

CCSS.6.EE.B.7

Solve for x:

x-15=40

• 55

• 25

• 30

• 60

Tags

CCSS.6.EE.B.7