These days, we use calculators all the time, even for small calculations. Slowly our brain forgets how to perform these day-to-day calculations. These basic calculations on this website intend to warm up your brain for good mental well-being.
You may set the range of numbers and operators to use, in the settings above. For divisions, it accepts decimal value rounded up exactly to 2 decimal places. If your answer is correct, it automatically moves to the next question. Try to do as many questions in as less time as possible.