Math Review

Formulas

100

The circumference of a circle is 12π meters. The radius of the circle is

What is 6 meters?

200

We measure the perimeter of a classroom that is 9'x8' by

What is 34 feet?

300

The formula for the area of a trapezoid

What is (1/2)(h)(b₁+b₂)?

400

Volume is measure this way

What is units cubed (u³)

500

The formula for surface area

SA=2A_b+P_bH

Exponents

100

-2²+(-2)²-4⁰-1²²

What is -2?

200

-|5³-3⁴|+2⁰-3²

What is -52?

300

Use the distributive property

-3x⁰y³(-x²y^-3+2x³)

What is 3x²-6x³y³

400

Combine like terms

-2x⁶y³h+3xy²h²-2x⁶y³h-3xy²h²

What is -4x⁶y³h

500

Use the distributive property

-x³y⁴h^-2(x^-3y^-4h²+2x³y^-4-7h²)

What is -1-2x⁶h^-2+7x³y⁴

Algebraic Expressions

100

The sum of twice a number and 13 is 75

What is N=31

200

Find a number such that if 5 times the number is decreased by 14, the result is twice the opposite of the number

What is N=2

300

If the product of 4 and a number is decreased by 12, the result is twice the opposite of the number.

What is N=2?

400

Five times a number is 72 greater than the opposite of a number

What is N=12

500

If the sum of twice a number and -14 is multiplied by 2, the result is 12 greater than the opposite of a number.

What is N=8

Computation

100

What fraction of 96 is 28?

What is 7/24?

200

What decimal part of 42 is 26.04?

What is 0.62?

300

If f(x)=3x-5, f(-2) is

What is f(-2)=-11

400

-c(ac-a⁰) if a=-3 and c=4

What is 52?

500

-n(n-m)-|m²| if n=-4 and m=3

What is -37

Unit Multiplier

100

The conversion for meters to kilometers is 

What is one kilometer is 1,000 meters?

200

Use two unit multipliers to convert 30 feet to centimeters.

What is (30)(12)(2.54)cm?

300

Use two unit conversions to convert 8 centimeters to feet.

What is (8)/(2.54)(12)ft 

400

Use four unit conversions to convert 5 miles to meters

What is (5)(5280)(2.54)/(100)m

500

Use three unit conversions to convert 12,422 centimeters to yards.

What is (12,422)/(2.54)(12)(3) yards?