1st Six Weeks Review #2-5B

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

Solve: (10 + 2) × 10 - 3

Back

117

Front

What does the E in PEMDAS stand for?

Back

Exponent

Front

What are like terms in an expression?

Back

Like terms are terms that have the same variable raised to the same power. For example, in the expression 7x + 2x, both terms are like terms because they both contain the variable x.

Front

Solve: 8m - 9 > 71

Back

m > 10

Front

Is the number 3.14 rational or irrational?

Back

Rational - 3.14 can be expressed as a fraction (314/100).

Front

What is a rational number?

Back

A rational number is any number that can be expressed as a fraction, where both the numerator and the denominator are integers, and the denominator is not zero.

Front

What is an irrational number?

Back

An irrational number is a number that cannot be expressed as a simple fraction. Its decimal representation goes on forever without repeating.

Front

Identify the like terms in the expression: 7x + 8 - 6x^2 + 2x

Back

7x and 2x are the like terms.

Front

What is the value of x in the equation: 2x + 3 = 11?

Back

x = 4.