order of operations BEDMAS
Brackets (11-8) =3 so we have 23 +5 x 10 /2-33+3
Exponents - none
Division , Multiplication in order they appear 5 x 10 /2 = 50/2 = 25 so we now have 23 +25 -33 +3
Addition , Subtraction in order they appear 23 +25 - 33 +3 = 18
