Oct 29, 2025 · Free simple calculator for adding, subtracting, multiplying, dividing.

Long Sum Calculator Long Sum Long Division Enter first number: Enter second number: Sum result: 16+ 18 = 34

This is a free online math calculator together with a variety of other free math calculators that compute standard deviation, percentage, fractions, and more.

Perform calculations with ease using our Full Screen Calculator. With a simple and user-friendly interface, our calculator makes math tasks simpler and more efficient.

16 and 18 are all positive numbers. Numbers with the same symbol are added, the symbol of the result remains the same, and the absolute value is added.

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Calculator to add two whole numbers and give out the sum.