Summer Math Review

Percent Increase/Decrease

100

A sale is an example of percent ______

Decrease or Increase

Percent Decrease

200

1% of 872 is...

8.72

300

A $20 basketball is 50% off. What is its sale price?

$10

400

Gas was $4.00/gallon in 2024. If it went up by 15% in 2025, what was the price of gas in 2025? 

$4.60/gallon

500

A restaurant bill is $140. If you have a $20 dollar giftcard and a coupon for 15% off (but can only use one), which one should you use, and what will the final price of your meal be?

15% off, meal will cost $119

Proportions and Unit Rates

100

Give one example of a unit rate

Example: miles per hour

200

If Ms. Vega eats 4 cookies per hour, how many cookies will she eat in 6 hours?

24 cookies

300

Is this relationship proportional, yes or no?

x         0             1            5
----------------------------------------
y          0             2            10

Yes

400

Robinson can do 30 skateboard tricks in 20 minutes. Heimy can perform 45 tricks in 35 minutes. Who performs more tricks per minute?

Jacob

500

Every hour, a high-speed train travels 215 miles. If the distance between NYC and San Francisco is 2,900 miles, how long will the train ride from one city to the other take, rounded to the nearest quarter hour?

13.5 hours

Algebraic Expressions

100

Simplify:  2x - 7x + 0.5 + 1/2x =

-4.5x + 0.5

200

0.5y + 30% of y = ?

0.8y

300

x/2 + x/3 = ? 

5x/6

400

If x - y = y - x

What do we know about the values of x and y?

x = y

500

(x+y)(x-y) = ?

x²-y²

Fractions, Decimals, and Percentages

100

The horizontal bar in a fraction is the same as which operation: addition, subtraction, multiplication, division?

division

200

To change a percent to a decimal we move the decimal point ____ places to the _____?

How many places? Left or right?

2 places to the left

300

Is 2/3 bigger, smaller, or equal to 0.6?

bigger

400

What is 1.5% of 680?

10.2

500

What is 1% of 1% as a decimal or fraction?

0.0001 or 1/10,000

Random

100

How do we multiply two fractions?

multiply the numerators and denominators

200

-6 + 12 = ?

6

300

In the number 0.032, the three is in the ___ place.

tenths

400

Randy bought a couch for $500. Now he is giving it away for free. By what percentage did the couch's price decrease?

100%

500

If I eat 1/3 of a pizza and Mr. C eats 1/2 of what remains, what is left for Ms. Vega?

1/3 of the pizza