11/21 -- Review: Order of Operations (PEMDAS)

Front

What does PEMDAS stand for?

Back

PEMDAS stands for Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

Which operation should be performed first in PEMDAS?

Back

Parentheses.

Front

What is the result of 3 + 5 x 2?

Back

13 (First, multiply 5 x 2 = 10, then add 3).

Front

What is the result of (8 - 3) x 4?

Back

20 (First, subtract 8 - 3 = 5, then multiply 5 x 4).

Front

Which two operations are considered 'best friends' in PEMDAS?

Back

+ and -.

Front

What is the correct expression for: 2 times the sum of 5 and 3?

Back

2 x (5 + 3).

Front

What is the result of 6 + (4 x 3)?

Back

18 (First, multiply 4 x 3 = 12, then add 6).

Front

What is the result of (7 x 5) + (6 x 4)?

Back

59 (First, calculate 7 x 5 = 35 and 6 x 4 = 24, then add 35 + 24).

Front

What is the result of 10 - 2 + 3?

Back

11 (Perform addition and subtraction from left to right).

Front

What is the correct expression for: 4 times the difference between 10 and 2?

Back

4 x (10 - 2).