Solving for X!

Addition

100

x + 8 = 24

x = 16

200

28 + x = 43

What is 15

300

32 = 5 + x

x = 27

400

81 = x + 49

x = 32

500

The Florida Panther has an average height of 30 inches. It is 20 inches taller than the Northern Mockingbird. Write and solve an equation to find the average height of the Northern Mockingbird.

x = 10 inches

Subtraction

100

x - 12 = 1

x = 13

200

x - 49 = 23

x = 72

300

31 = x - 24

x = 55

400

x - 43 = 55

x = 98

500

While playing a video game, Addison's score is 5 less than Izzy's.  If Addison's score is 17, what is Izzy's current score?

22

Multiplication

100

3x = 42

x = 14

200

12x = 48

x = 4

300

112 = 14x

x = 8

400

256 = 16x

x = 16

500

Ms Coulter's drive to school is half as long as Mrs. Mastroianni's.  If it takes Ms Coulter 37 minutes to drive to school, how long does it take Mrs. Mastroianni?

74 minutes

Division

100

x / 8 = 7

x = 56

200

x / 25 = 11

x = 275

300

x / 3 = 29

x = 87

400

23 = x / 12

x = 276

500

7 buses are needed for an upcoming field trip.  If each bus hold 28 students, how many students are attending the field trip?

196 students

Challenge

100

x + 8 + 4 =21

x = 9

200

1/2 x = 14

x = 28

300

7x - 2x = 130 - 40

x = 18

400

2/3x = 12

x = 18

500

Write and solve an equation to find the height h of a rectangle with an Area of 576 cm² and a base of 36 cm.

h = 16 cm