Pre-Algebra 8th grade

Equations

100

Solve for x: x + 15 = 85

70

200

Solve for x: x - 15 = -15

110

300

Solve for x: x - 23 = -65

-42

400

Solve for x: -3x - 26 = 160

62

500

Solve for x: 5x - 14 = 3x + 20

17

Proportions

100

There are 3 pigs for every 5 cows. How many pigs are there if there are 100 cows?

60

200

3 feet represents 50 miles... How many miles will 27 feet represent?

450

300

A 25 foot flagpole has a 10 foot shadow. Find the height of a person with a 5 foot shadow.

12.5

400

A model of a 220 foot tall building is 25 inches tall and 10 inches wide. How wide is the actual building?

88 feet

500

A model car is made to a scale of 2 to 25. If the model is 15 in long, how long, in inches, is the actual car?

187.5 in

Integers

100

solve -5 cubed

-125

200

Solve: -3 raised to the fourth power

81

300

Solve: -5 + -20 + 15 =

-10

400

Solve: -100 + 40 + 15 + -30 =

-75

500

Solve: -120 + 50 + -40 + 10 =

-100

Animation

100

Scooby Doo's little cousin

Scrappy Doo

200

Name an Avatar other than Aang or Korra

Multiple possible responses (Kyoshi, Roku, etc.)

300

Bluey's sister's name

Bingo

400

Name any 3 Broadway shows

Oooohhhhh, good shows yes very nice

500

This band performed the theme song for Phineas and Ferb, and also formed the band Love Händel in the show

Bowling for Soup

Percents

100

Find 25% of 200.

50

200

Find 50% of 250.

125

300

Find the sale price on a winter coat regularly priced at $250 and on sale with a 20% discount.

$200

400

Find the percent of decrease: original price: $25 sale price: $15

40% decrease

500

Find the percent of increase: original price: $ 50 new price: $30

40% increase