PEMDAS is the order of operations....it is the order u solve equations. P = parenthesis....u solve what is in parenthesis first E = exponents...u solve the exponents next M = multiply , D = divide....starting from left and going right, u do all the multiplying and dividing A = addition, S = subtraction...starting from left and going right, u do all the addition and subtraction
PEMDAS is an acronym used to remember order of operations in a math equation. PEMDAS stands for Parenthesis, Exponents, Multiplication, Division, Addition, Subtraction. It has also been put into the mnemonic Please excuse my dear aunt Sally.
To find the percentage of something you simply divide the amounts. 17 of the 24 books were mystery so to find the percentage of mystery books you do 17 divided by 24