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Calculator with Negatives and Parentheses

Reviewed by Calculator Editorial Team

This calculator handles mathematical expressions with negative numbers and parentheses, providing accurate results for complex calculations. Whether you're solving equations, evaluating expressions, or working with negative values, this tool ensures precise results.

How to Use This Calculator

Using this calculator is straightforward. Follow these steps:

  1. Enter your mathematical expression in the input field. Include parentheses to group operations and negative signs where needed.
  2. Click the "Calculate" button to evaluate the expression.
  3. View the result in the result panel below the calculator.
  4. Use the "Reset" button to clear the input and result.

Tip

For complex expressions, use parentheses to ensure operations are performed in the correct order. Negative numbers should be clearly indicated with a minus sign.

Formula Used

The calculator evaluates mathematical expressions using standard order of operations (PEMDAS/BODMAS):

Order of Operations

  1. Parentheses/Brackets
  2. Exponents/Orders
  3. Multiplication and Division (from left to right)
  4. Addition and Subtraction (from left to right)

The calculator processes the input expression according to these rules to produce an accurate result.

Worked Examples

Example 1: Simple Expression

Expression: 3 + (-2) * 4

Calculation: 3 + (-8) = -5

Result: -5

Example 2: Complex Expression

Expression: (5 - 3) * (2 + (-1))

Calculation: 2 * 1 = 2

Result: 2

Note

Parentheses change the order of operations, ensuring accurate results even with negative numbers.

Frequently Asked Questions

Can I use decimal numbers in the calculator?

Yes, the calculator accepts decimal numbers in the input expression. Simply include the decimal point in your numbers.

How does the calculator handle division by zero?

The calculator will display an error message if you attempt to divide by zero, as this is mathematically undefined.

Can I use exponents in the calculator?

Yes, you can use the caret symbol (^) to indicate exponents. For example, 2^3 will be calculated as 8.