5.4F Simplifying Expressions

Front

What is the order of operations in mathematics?

Back

The order of operations is a set of rules that determines the sequence in which calculations are performed. It is often remembered by the acronym PEMDAS: 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 simplest form by performing operations and combining like terms.

Front

What is a 'like term' in algebra?

Back

Like terms are terms that have the same variable raised to the same power. For example, 3x and 5x are like terms.

Front

What is the result of 40 + (72 ÷ 9) ÷ 8?

Back

41

Front

What is the result of (4 x 8) - (9 + 7)?

Back

16

Front

What is the result of 26 - 10 + 3?

Back

19

Front

What is the result of 30 - 14 x 2 + 8?

Back

10

Front

True or False? 2 x 3 + 10 ÷ 2 = 8

Back

False

Front

What is the first step in solving the expression 40 + (72 ÷ 9) ÷ 8?

Back

The first step is to solve the operation inside the parentheses: 72 ÷ 9 = 8.

Front

What is the difference between addition and subtraction?

Back

Addition is the process of finding the total or sum by combining two or more numbers, while subtraction is the process of finding the difference between numbers by taking one number away from another.