Integers and Order of Operations

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero. Examples: -3, 0, 5.

Front

What does the term 'order of operations' refer to?

Back

Order of operations is the rules that define the correct sequence to evaluate a mathematical expression. The acronym PEMDAS helps remember the order: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

What is the value of 3^4?

Back

81

Front

Which operation should be done second in the expression 2 ÷ (15 - 3) · 5?

Back

Division

Front

What does 6^3 mean?

Back

6 · 6 · 6

Front

What are the steps to solve the expression 50 − 16 ÷ 2 · (12 + 4)?

Back

1. Parentheses 2. Division 3. Multiplication 4. Subtraction

Front

What are the rules for adding integers with different signs?

Back

Write D for different; circle the number there is more of; subtract and keep the sign of the number you circled.

Front

What is the value of -5 + 3?

Back

-2

Front

What is the value of 7 - 10?

Back

-3

Front

What is the value of 4 · (-2)?

Back

-8