7th Grade Math SOL Review

Neg. Powers of 10

100

The decimal value of 10^-2.

What is 0.01?

200

The fraction that is equal to 10^-3.

What is 1/1,000?

300

The power of 10 that equals 0.0001.

What is 10^-4?

400

The power of 10 that equals 1/100?

What is 10^-2?

500

The decimal and fraction equivalent to 10^-1.

What is 0.1 and 1/10?

Scientific Notation

100

3.25 x 10³ in standard form.

What is 3,250?

200

4.8 x 10^-2 in standard form.

What is 0.048?

300

Compare: 

3.4 x 10⁵ ___ 2.7 x 10⁹

What is < (less than)?

400

Compare:

5.6 x 10^-1 ____ 5.6 x 10^-4

What is > (greater than)?

500

Order from least to greatest

1.8 x 10²   4.5 x 10^-6   7.25 x 10^-1

What is 4.5 x 10^-6, 7.25 x 10^-1, 1.8 x 10²

Comparing Numbers

100

Number less than 1/2.

35%    5/8    0.75

What is 35%?

200

Number greater than 1/2.

5/10   0.7   49%

What is 0.7?

300

Compare

3/4  ____ 77%

What is < (less than)?

400

Compare

0.3 ____ 1/3

What is < (less than).

500

Order from least to greatest.

2/4   0.235   65%

What is 0.235,  2/4,  65%?

Square Roots

100

square root of 81

What is 9?

200

square root of 225

What is 15?

300

square root of 144

What is 12?

400

the square root of x = 14

x = ___

What is 196?

500

the square root of x = 17

x = ___

What is 289?

Absolute Value

100

Absolute value is the distance from ____.

What is zero (0)?

200

| -25 | = ____

What is 25?

300

| x |  = 5

x = ____ or _____

What is 5 or -5?

400

| 3² - 20 | = ____

What is 11?

500

-10 + |2 - 5| = ____

What is -7?