Order of Operations

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

Which operation do you perform first in the expression 8 + 2 × 5?

Back

Multiplication (2 × 5 = 10), then Addition (8 + 10 = 18).

Front

What is the value of 3 + 4 × 2?

Back

11 (4 × 2 = 8, then 3 + 8 = 11).

Front

In the expression 6 ÷ 2(1 + 2), what do you calculate first?

Back

Parentheses (1 + 2 = 3).

Front

What is the result of 5 × (2 + 3) - 4?

Back

21 (2 + 3 = 5, then 5 × 5 - 4 = 25 - 4 = 21).

Front

What is the value of 2^3?

Back

8 (2 × 2 × 2 = 8).

Front

Which operation should be performed first in the expression 7 ÷ 7^3 × 7?

Back

Exponent (7^3 = 343).

Front

What is the correct order of operations?

Back

Parentheses, Exponents, Multiplication, Division, Addition, Subtraction.

Front

What is the value of 2 + (9^2 - 4)?

Back

79 (9^2 = 81, then 81 - 4 = 77, and finally 2 + 77 = 79).