Problem 318 - Prealgebra

Question

In the following exercises, translate and simplify. subtract 45 from 99

Step-by-Step Solution

Answer

The simplified answer is 54.

Step 1: Understand the Operation

Recognize that 'subtract 45 from 99' means taking away 45 from 99. This is expressed as a subtraction problem.

Step 2: Set Up the Equation

Write the equation based on the problem description: 99 - 45.

Step 3: Perform the Subtraction

Carry out the subtraction: 99 - 45 = 54.

Step 4: Verify the Answer

Double-check the calculation to make sure there are no errors. 99 minus 45 indeed equals 54.

Key Concepts

subtraction

Subtraction is one of the four basic arithmetic operations. It involves taking away a number (the subtrahend) from another number (the minuend).
In the given exercise, you need to subtract 45 from 99.
This means you start with the larger number 99 (minuend) and take away 45 (subtrahend).
The subtraction operation is straightforward and helps determine the difference between the two numbers.
Remember, the result of a subtraction is called the difference. In this case, 99 - 45 = 54, so 54 is the difference.

mathematical problem-solving

Mathematical problem-solving involves understanding the problem, planning a solution, carrying out that plan, and then verifying the accuracy of your solution.
For this exercise:

• Understanding the Problem: 'Subtract 45 from 99' means you'll be performing a subtraction operation.
• Planning the Solution: Plan to write the equation 99 - 45.
• Carrying out the Plan: Perform the subtraction.
• Verify the Solution: Double-check your work to ensure there are no mistakes.

Successfully solving math problems like this builds your confidence and sharpens your problem-solving skills.

step-by-step approach

Using a step-by-step approach breaks down complex problems into manageable parts.
This method is especially helpful in arithmetic problems, ensuring each part of the process is clear and error-free.
Here’s the breakdown for our exercise:
1. Understand the Operation: Recognize that 'subtract 45 from 99' is a subtraction problem.
2. Set Up the Equation: Write 99 - 45.
3. Perform the Subtraction: Calculate 99 - 45 to get 54.
4. Verify the Answer: Double-check to confirm the difference is correct.
Following these structured steps helps clarify the problem and makes the solution easier to find and verify.