Order of Operations/Integers Flashcard

Front

What is the Order of Operations?

Back

The Order of Operations is a set of rules that determines the sequence in which calculations are performed in a mathematical expression. The acronym PEMDAS is often used: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to reduce it to its most basic form by performing all possible operations and combining like terms.

Front

What is an integer?

Back

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

Front

How do you subtract a negative number?

Back

Subtracting a negative number is the same as adding its positive counterpart. For example, -5 - (-1) is the same as -5 + 1.

Front

What is the result of -5 - -1?

Back

-4

Front

How do you evaluate expressions with parentheses?

Back

You should first perform the operations inside the parentheses before applying any other operations according to the Order of Operations.

Front

What is the value of 2 + 3 x -4?

Back

-10

Front

What is the result of 6 x 3 - 6 x 2?

Back

6

Front

What does it mean to multiply two numbers?

Back

Multiplication is a mathematical operation where one number is added to itself a certain number of times. For example, 3 x 4 means adding 3 four times: 3 + 3 + 3 + 3.

Front

What is the result of (7-3) x (7+1)?

Back

32