Multiply or divide as indicated. 12.8 * 9.1

Key Concepts

Multiplication

Multiplication is a mathematical operation that represents the repeated addition of a number. In the context of the question, multiplying 12.8 by 9.1 involves finding the total of 12.8 added together 9.1 times. This operation is fundamental in algebra and is often used to simplify calculations involving larger numbers.

Decimal Numbers

Decimal numbers are numbers that contain a decimal point, which separates the whole part from the fractional part. In this question, both 12.8 and 9.1 are decimal numbers, and understanding how to work with them is crucial for accurate calculations. When multiplying decimals, it is important to keep track of the decimal places to ensure the final answer is correctly formatted.

Order of Operations

The order of operations is a set of rules that dictates the sequence in which mathematical operations should be performed to ensure consistent results. Although the question only involves multiplication, understanding this concept is essential in more complex problems where multiple operations are present. The standard order is Parentheses, Exponents, Multiplication and Division (from left to right), and Addition and Subtraction (from left to right), often abbreviated as PEMDAS.