Mathematics for IGCSE & O level - Using A Calculator (Section 2 - No. 11)
What is the correct order of operations?
Exponents, Division, Addition, Multiplication, Subtraction, Parentheses
Parentheses, Exponents, Multiplication, Division, Addition, Subtraction
Parentheses, Multiplication, Division, Exponents, Addition, Subtraction
Parentheses, Subtraction, Addition, Division, Multiplication, Exponents
解释
The correct order is PEMDAS: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).