20 - 8 = 12
The result of your subtraction calculation
This subtraction calculator helps you find the difference between two numbers quickly and accurately. Simply enter your numbers and get instant results with clear step-by-step explanations.
Popular Calculations
Mathematical Explanation
Subtraction is one of the four basic arithmetic operations. It represents the process of taking away objects from a collection or finding the difference between two quantities. The result of subtraction is called the difference.
Frequently Asked Questions
Simply enter your first number (minuend) and second number (subtrahend), then click Calculate to see the result instantly. The calculator handles both positive and negative numbers.
Yes, the calculator handles negative numbers correctly. Remember that subtracting a negative number is the same as adding its positive value (e.g., 5 - (-3) = 5 + 3 = 8).
Yes, the calculator supports both whole numbers and decimal numbers with full precision for accurate results in all mathematical calculations.
In subtraction, the minuend is the number being subtracted from (first number), and the subtrahend is the number being subtracted (second number). The result is called the difference.
Yes! Each calculation generates a unique URL that you can bookmark or share. For example: calcstation.com/en/math/subtract-two-numbers/ten-minus-five shows the result of 10 - 5.
Resources & References
Encyclopedia Resources
- Subtraction - Wikipedia - Comprehensive guide to subtraction concepts and methods
- Arithmetic - Wikipedia - Learn about the four basic arithmetic operations
Educational Resources
- Khan Academy - Subtraction - Free subtraction lessons and practice problems
- Math is Fun - Subtraction - Interactive subtraction examples and explanations