Alley's Replacement Grade

Irrational Numbers

100

1.709975647...

What is the cube root of 5?

200

10.04987562...

What is the square root of 101?

300

2.449489743...

What is the square root of 6?

400

1.414213562...

What is the square root of 2?

500

3.14159....

What is pi?

Exponents

100

9x⁰

9

200

27x⁵/42x

9x⁴/14

300

(8²)³

8⁶

400

-5x^-2

-5/x²

500

5^{2 .} 5⁶

5⁸

Scientific Notation

100

.000000068

6.8x10^-8

200

630,000,000

6.3x10⁸

300

3000

3x10³

400

671,000,000

6.71x10⁸

500

.0000008

8x10^-7

Equations

100

4x + 7 = 31

x=6

200

3d ̶ 13 = 11

d=8

300

8n+7=31

n=3

400

y/7 + 6= 11

y=35

500

13n – 9 = 17

n=2

Cube Roots and Square Roots

100

Square root of 9

+-3

200

The square root of 225

+-15²

300

The cube of 512

5³

400

Cube root of 3375

15

500

Cube root of 512

8