Midterm Math Review

Squares and Square Roots

100

4^{2 =} ?

16

200

What is the square root of 25?

5

300

14^{2 =} ?

196

400

What is the Square Root of 169?

13

500

Put in order from least to greatest:

3^2,  12,  square root of 49

square root of 49 (7)

3² (9)

12

Cubes and Cube Roots

100

What is the cube root of 8?

2

200

4^{3 =} ?

64

300

10³ = ?

1000

400

What is the cube root of 1,000?

10

500

Put in order from least to greatest:

24, 3³,  square root of 1,728

square root of 1,728 (12)

24

3³ (27) 

Exponents

100

9⁴  x  9³  = ?

9⁷

If it is a multiplication problem, you ADD the exponents

200

12¹⁰ / 12⁶ = ?

12⁴

If it is a division problem, you SUBTRACT the exponents

300

(15³)⁶ = ?

15¹⁸

Any time there is an exponent inside the parenthesis and one outside the parenthesis you MULTIPLY the exponents

400

12^-3 = ?

1/12³

Negative exponent rule 

500

(3²)³ x 3⁴ / 3² = ?

3⁵

Decimals

100

What fraction is equivalent to 0.3?

3/10 

200

What fraction is equivalent to 0.6 repeating?

6/9

300

Put this fraction into decimal form:

36/100

0.36

400

Put this fraction into decimal form:

385/999

0.385 repeating

500

write this number in scientific notation:

0.0078 

7.8 x 10^-3

Miscellaneous

100

A RATIONAL number can be a whole number, a terminating decimal AND a repeating decimal.  True or False?

12

4.25

93.2121212121212121212121212121212121212121

True

200

A number that cannot be written as a ratio of two integers, or as a repeating decimal or as a terminating decimal is called what kind of number?

irrational number

300

Select the closest value to the square root of 26:

9

5.1

5.9

5.1

the square root of 25 is 5! so square root of 26 has to be jusssssssst a little bit higher 

400

Arrange the values from least to greatest:

6,  square root of 37,  3²

6

square root of 37 

3²

500

Write the following number in scientific notation:

41,300,000 

4.13 x 10⁷