P.E.M.D.A.S.
parentheses
exponents
multiplication
division
addition
subtraction.
with For multiplaction and division you do whatever comes first
same goes for addition, So you would do
9-4+3x10
3x10=30
9-4+30
9-4=-5
-5+30
26
parentheses
exponents
multiplication
division
addition
subtraction.
