Question - Solving Arithmetic Expression Using PEMDAS
mathsolving arithmetic expressionparentheses exponents multiplication division addition subtractionpemdas order of operationsmathematical expression evaluation
Solution:
To solve the given expression, follow the order of operations, also known as PEMDAS (Parentheses, Exponents, Multiplication and Division, and Addition and Subtraction):Given expression: 100 ÷ 2 - (12 + 13) + 7 Step 1: Solve the parentheses first:12 + 13 = 25Step 2: Now, the expression looks like this:100 ÷ 2 - 25 + 7Step 3: Next, divide 100 by 2:100 ÷ 2 = 50Step 4: Replace the division with its result:50 - 25 + 7 Step 5: Now, perform subtraction and then addition (as they occur from left to right in the expression):50 - 25 = 2525 + 7 = 32The value of the expression is 32, which corresponds to option (1).
CamTutor
In regards to math, we are professionals.
Get In Touch
Email: camtutor.ai@gmail.com