# Math Flashcards

What is the solution when a number is raised to the zero power? Ex. 7°, 10°?

The answer is 1

How do you multiply numbers with exponents of the same base?

Keep the base but add the exponents together

How do you divide numbers with exponents of the same base?

Keep the base; subtract the exponents

What do you do when an exponent is raised to another power?

Keep the base; multiply the exponents

What do you do when a number is raised to a negative number?

Set the solution as a fraction. Put 1 as the numerator, the base in the denominator, make the exponent positive and raise the denominator to it.

What is the order of operations?

Parenthesis, Exponents, Multiplication, Division,(which ever comes first: left to right) Addition, Subtraction(whichever comes first; left to right). PEMDAS

How do you convert a mixed number into a fraction?

Multiply the whole number by the denominator and add the numerator

What is the fraction bar?

A division sign

What can ratios also be written as?

A fraction

What is the percentage change formula?

(new amount-old amount)/old amount x 100%

How do you add exponents that have the same base?

Keep the base the same, add the exponents

How do you subtract exponents with the same base?

Keep the base, subtract the exponents

How do you add and subtract exponents with different bases?

Solve the exponents separately then add the products