Order of Operations 2nd Period

Front

What is the Order of Operations?

Back

A set of rules that determines the sequence in which calculations are performed in a mathematical expression.

Front

What does PEMDAS stand for?

Back

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

Front

What do you do first in the expression 12 ÷ 3 x 4?

Back

Perform the division first: 12 ÷ 3 = 4.

Front

In the expression 15 + 7 × 2 – 11 + 35, what operation do you perform first?

Back

Multiplication: 7 × 2 = 14.

Front

True or False: Addition ALWAYS comes before subtraction in the Order of Operations.

Back

False.

Front

What is the result of 2 + (9² - 4)?

Back

79.

Front

In PEMDAS, what does the M stand for?

Back

Multiplication.

Front

What is the value of 3 + 5 × 2?

Back

13 (5 × 2 = 10, then 3 + 10 = 13).

Front

What is the value of (8 - 3) × 4?

Back

20 (8 - 3 = 5, then 5 × 4 = 20).

Front

What do you do with exponents in the Order of Operations?

Back

Calculate them after parentheses and before multiplication and division.