Degrees Minutes Seconds Addition Calculator



Calculating degrees, minutes, and seconds addition can be complex, but with the right tool, it becomes a breeze. In this article, we’ll introduce you to a precise calculator for such calculations using HTML and JavaScript.

How to Use

To use the calculator, simply input the degrees, minutes, and seconds in the designated fields and click the “Calculate” button. The result will be displayed instantly, providing you with an accurate sum of the angles.


The formula for adding degrees, minutes, and seconds is straightforward:


This formula ensures precision in the addition of angular measurements.


Suppose you want to add two angles: 45°30′15″ and 23°15′45″. Using the formula, the calculation would be:



Q: Can I input negative values for degrees, minutes, or seconds?

A: Yes, the calculator supports negative values. Simply input the negative sign before the numerical value.

Q: What if I only want to add degrees without minutes and seconds?

A: If minutes or seconds are not applicable, you can input 0 for those fields, and the calculator will provide the sum accordingly.

Q: Is the calculator suitable for other angular units like radians?

A: No, this calculator specifically handles degrees, minutes, and seconds addition. Converting other units to degrees before inputting is recommended.

Q: How accurate is the calculator?

A: The calculator uses precise mathematical formulas, ensuring accuracy in degrees, minutes, and seconds addition.


This HTML and JavaScript calculator simplifies the task of adding angles in degrees, minutes, and seconds. It provides a user-friendly interface, making it accessible for both professionals and enthusiasts in fields like astronomy, surveying, and navigation.

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