Basic Arithmetic Calculator with Step-by-Step Solutions
Perform addition, subtraction, multiplication, and division with detailed explanations
Our free online calculator helps you solve basic arithmetic problems with clear step-by-step solutions. Perfect for students, professionals, and everyday math calculations.
Basic Arithmetic Calculator
Why Choose Our Arithmetic Calculator?
Detailed Steps
Understand exactly how each arithmetic operation works with step-by-step breakdowns.
Instant Results
Get accurate calculations in real-time without any delays or waiting.
Mobile Friendly
Perfectly optimized for smartphones and tablets with touch-friendly buttons.
Privacy Focused
All calculations happen in your browser – no data is sent to servers.
Common Arithmetic Use Cases
Shopping Calculations
Calculate total costs, discounts, and tax amounts during shopping.
Homework Help
Solve math problems with step-by-step guidance for students.
Home Budgeting
Track expenses and income with simple arithmetic operations.
Practice Arithmetic Problems
Problem 1: (15 × 3) + (28 ÷ 4)
Pro Tips for Efficient Calculations
Keyboard Shortcuts
Use your keyboard for faster input: numbers, +, -, *, /, Enter (=), Esc (Clear)
Chain Calculations
After pressing “=”, continue calculating with the result for multi-step operations.
Quick Corrections
Use backspace (⌫) to fix mistakes without clearing your entire calculation.
Understanding Order of Operations
Our calculator follows standard mathematical precedence rules (PEMDAS/BODMAS):
- Parentheses / Brackets
- Exponents / Orders
- Multiplication & Division (left to right)
- Addition & Subtraction (left to right)
Common Calculation Mistakes
Forgetting Operator Precedence
Multiplying/dividing before adding/subtracting leads to wrong results.
Misplacing Decimal Points
Entering 2.5.6 instead of 2.56 breaks calculations.
Frequently Asked Questions
Our calculator uses JavaScript’s precise arithmetic operations, providing accurate results for all basic calculations including addition, subtraction, multiplication, and division with decimal support.
Yes! Our calculator is fully responsive and optimized for touch devices. All buttons are properly sized for comfortable use on smartphones and tablets.
Step-by-step solutions only appear for complete calculations (when you press “=”). Make sure you’ve entered both numbers and an operator before pressing equals.
Privacy & Security
No Data Collection
All calculations happen in your browser. We don’t store, transmit, or process your data on any servers.
Secure Calculations
Your calculations remain completely private – no network requests are made when using this tool.
Open Transparency
View page source to verify our claims – all calculation logic runs client-side with JavaScript.

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