Unit 1 Math Review

Square and Cube Roots

100

What is the square root of 1,681? Round your answer to the nearest tenths place.

41 

200

What is the cube root of 6,859? Round your answer to the nearest tenths place.

19

300

A square yard has a side length of 5 inches. What is the area of the yard? 

25

400

A rubiks cube has a side length of 3 cubic inches. What's the area of the rubiks cube?

27 cubic inches

Fractions to Decimals and Decimals to Fractions

100

Convert to a decimal: 28/150

Round to the nearest hundredths place?

.187

200

Convert to a fraction: .68

17/25

300

Convert to a decimal: 1  3/8

1.375

400

Convert to a fraction: 4.14

4 7/50

Scientific Notation

100

Convert to standard form: 1.67 x 10⁸

167,000,000

200

Convert to scientific notation: 8790000

8.79 x 10⁶

300

The body of a 150 lb person contains 2.3 x 10-4 lb of copper. How much copper is contained in the bodies of 1200 such people?

2.76 x 10 ^-1

400

The size of the Indian Ocean is 2.7 x 10⁷ square miles. The Arctic Ocean is 1/5 the size of the Indian Ocean. How big is the Arctic Ocean?

5.4 x 10⁶

Rational vs Irrational Numbers

100

Is 3.45... rational or irrational 

Irrational

200

is 7/8 rational or irrational?

rational

300

is -5.23 rational or irrational?

rational

400

is 5x rational or irrational?

irrational 

Exponent Rules

100

Solve: x^{4 +} x^-2 

x²

200

Solve: x^-5

1/x⁵

300

Solve: w⁸/w¹⁰

1/w²

400

Solve: (x²+w^-3)²

x⁴ + 1/w⁶