Order of Operations with Rational Numbers

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. The order is Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

Front

What does it mean to evaluate an expression?

Back

To calculate the value of an expression by performing the operations in the correct order.

Front

What is a rational number?

Back

A number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

Front

What is the first step in the Order of Operations?

Back

Evaluate expressions inside parentheses.

Front

Evaluate: 3[2.5 + (5.3 - 3.9)]

Back

11.7

Front

Evaluate: (25 - 11) x (4.1 + 2)

Back

85.4

Front

What is the second step in the Order of Operations?

Back

Evaluate exponents, if any.

Front

What is the third step in the Order of Operations?

Back

Perform multiplication and division from left to right.

Front

What is the fourth step in the Order of Operations?

Back

Perform addition and subtraction from left to right.

Front

Evaluate: 3(4.8) - 2(1.03)

Back

12.34