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Last updated on June 24th, 2025

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Negative Number Calculator

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Calculators are reliable tools for solving simple mathematical problems and advanced calculations like trigonometry. Whether you’re cooking, tracking BMI, or planning a construction project, calculators will make your life easy. In this topic, we are going to talk about negative number calculators.

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What is a Negative Number Calculator?

A negative number calculator is a tool used to perform arithmetic operations involving negative numbers. Negative numbers are numbers less than zero, and operations with them can sometimes be confusing.

 

This calculator simplifies the process, making it easier and faster to obtain accurate results.

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How to Use the Negative Number Calculator?

Given below is a step-by-step process on how to use the calculator:

 

Step 1: Enter the numbers: Input the negative and other numbers into the given fields.

 

Step 2: Choose the operation: Select the arithmetic operation (addition, subtraction, multiplication, division) you want to perform.

 

Step 3: Click on calculate: Click on the calculate button to obtain the result.

 

Step 4: View the result: The calculator will display the result instantly.

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How to Perform Operations with Negative Numbers?

To perform operations with negative numbers, you must be aware of the basic rules: -

 

  • Adding a negative number is the same as subtracting the number. 
  • Subtracting a negative number is the same as adding the number. 
  • Multiplying two negative numbers results in a positive number. 
  • Multiplying a positive number by a negative number results in a negative number. 
  • Dividing two negative numbers results in a positive number. 
  • Dividing a positive number by a negative number results in a negative number.
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Tips and Tricks for Using the Negative Number Calculator

When using a negative number calculator, there are a few tips and tricks to keep in mind: -

 

  • Pay attention to the signs of the numbers you are entering. 

 

  • Remember the rules for operations with negative numbers to avoid errors. 

 

  • Use parentheses to clarify operations, especially when dealing with multiple negative numbers. 

 

  • Double-check your input to ensure accuracy.
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Common Mistakes and How to Avoid Them When Using the Negative Number Calculator

We may think that when using a calculator, mistakes will not happen. But it is possible for anyone, including children, to make mistakes when using a calculator.

Mistake 1

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Ignoring the Sign of a Negative Number

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Ensure you recognize and correctly input the negative sign. For example, if you miss the negative sign in -5, the calculation will be incorrect.

Mistake 2

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Confusing Subtraction with Negative Addition

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Remember that subtracting a negative number is equivalent to adding the absolute value of that number. For instance, 5 - (-3) is the same as 5 + 3.

Mistake 3

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Misinterpreting the Result's Sign

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Be careful with the sign of the result, especially in multiplication and division. Two negative numbers multiply or divide to give a positive result.

Mistake 4

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Relying on the Calculator for Complex Operations

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For complex problems, try to understand the logic behind the operations instead of solely relying on the calculator. This helps in verifying the result and avoiding mistakes.

Mistake 5

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Assuming All Calculators Handle Negative Numbers the Same

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Different calculators might have different ways of handling negative numbers. Ensure you understand how your specific calculator operates with negative numbers.

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Negative Number Calculator Examples

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Problem 1

What is the result of -15 + (-10)?

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Use the rule of adding negative numbers: -15 + (-10) = -15 - 10

 

Result = -25

Explanation

Adding -10 to -15 is the same as subtracting 10 from -15, which results in -25.

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Problem 2

Calculate the result of -8 - (-5).

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Use the rule of subtracting negative numbers: -8 - (-5) = -8 + 5

 

Result = -3

Explanation

Subtracting -5 is equivalent to adding 5 to -8, resulting in -3.

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Problem 3

Multiply -7 by 6.

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Use the rule of multiplying a negative by a positive: -7 × 6 = -42

Explanation

Multiplying a negative number by a positive number results in a negative product, hence -42.

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Problem 4

Divide -48 by -6.

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Use the rule of dividing two negative numbers: -48 ÷ -6 = 8

Explanation

Dividing two negative numbers results in a positive quotient, therefore the answer is 8.

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Problem 5

What is the result of (-9) × (-3)?

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Use the rule of multiplying two negative numbers: (-9) × (-3) = 27

Explanation

Multiplying two negative numbers results in a positive product, hence 27.

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FAQs on Using the Negative Number Calculator

1.How do you add two negative numbers?

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2.What is the rule for subtracting negative numbers?

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3.Why does multiplying two negative numbers give a positive result?

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4.How do I use a negative number calculator?

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5.Is the negative number calculator accurate?

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Glossary of Terms for the Negative Number Calculator

  • Negative Number: A number less than zero, represented with a minus sign (-).

 

  • Absolute Value: The magnitude of a number regardless of its sign, denoted by |x|.

 

  • Arithmetic Operation: Basic mathematical operations including addition, subtraction, multiplication, and division.

 

  • Product: The result of multiplying two or more numbers.

 

  • Quotient: The result of dividing one number by another.
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Seyed Ali Fathima S

About the Author

Seyed Ali Fathima S a math expert with nearly 5 years of experience as a math teacher. From an engineer to a math teacher, shows her passion for math and teaching. She is a calculator queen, who loves tables and she turns tables to puzzles and songs.

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Fun Fact

: She has songs for each table which helps her to remember the tables

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