## How to add exponents with different bases and exponents?

When adding exponents with different bases and exponents, the bases cannot be combined, and the exponents cannot be combined.

## How to add exponents with the same bases and exponents?

When adding exponents with the same base and exponent, you can combine the exponents by adding them together.

## How to add fractional exponents with different bases and exponents?

When adding fractional exponents with different bases and exponents, the bases and exponents cannot be combined. The final answer is the sum of each term with the base and exponent as it is.

## How to add fractional exponents with same bases and exponents?

When adding fractional exponents with the same base and exponent, you can combine the exponents by adding them together.

## How to add variables with different exponents?

When adding variables with different exponents, the variables must have the same base in order for the exponents to be combined. If the bases are different, the exponents cannot be combined and the final answer is the sum or difference of each individual term with the variable and exponent as it is.

## How to add variables with same exponents?

When adding variables with the same exponent, you can combine the variables by adding them together.