Math9_Basic

Positive Exponent

100

Mental Math 

x^{2 .} x⁵

x⁷

200

Mental Math 

2a^{5 .} 5a⁴

10a⁹

300

Mental Math

-10x ^. 2x⁴

-20x⁵

400

Mental Math 

(2x²y)³

8x⁶y³

500

Mental Math 

-200x⁸/(-10x⁴)

20x⁴

Zero Exponent

100

MENTAL MATH

x⁰

1

200

MENTAL MATH

10x⁰

10

300

MENTAL MATH

6⁰ + x⁰

2

400

MENTAL MATH

8a⁰b

8b

500

MENTAL MATH 

9d⁰ + 3⁰ + e⁰

11

Negative Exponent

100

MENTAL MATH 

k^-2

1/k²

200

MENTAL MATH 

7b^-3

7/b³

300

MENTAL MATH 

(4x)^-2

1/16x² 

400

MENTAL MATH 

(x^-5/y^-3)

y³/x5

500

MENTAL MATH 

(9a^-2/3b^-3)

3b³/a²

Mix(Laws of expoents)

100

MENTAL MATH 

2² * 2³

2⁵ =  32

200

MENTAL MATH 

5x⁰y^-2

5/y²

300

MENTAL MATH 

(3xy²)^-1

1/3xy²

400

MENTAL MATH 

(x⁴/x)^-2

1/x⁶

500

MENTAL MATH 

5³ * 5^-5 * x⁰ 

x/25