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 following the order of operations.

Front

Solve: 3 + 4 x 6 - 4

Back

The first step is multiplication: 3 + 24 - 4 = 23.

Front

What is a rational number?

Back

A number that can be expressed as a fraction, where both the numerator and denominator are integers.

Front

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

Back

First, calculate inside the parentheses: (14) x (6.1) = 85.4.

Front

What is the first step in solving 16 + 2(3.4 + 2.15)?

Back

Calculate inside the parentheses: 16 + 2(5.55) = 16 + 11.1 = 27.1.

Front

Solve: (4 x 8) - (9 + 7)

Back

First, calculate inside the parentheses: 32 - 16 = 16.

Front

What is the result of 3(4.8) - 2(1.03)?

Back

First, calculate: 14.4 - 2.06 = 12.34.

Front

What is the purpose of parentheses in an expression?

Back

Parentheses indicate which operations should be performed first in an expression.

Front

What is the difference between multiplication and addition in the order of operations?

Back

Multiplication is performed before addition according to the order of operations.