Question: how do you calculate faster than a calculator

Eleftheria Stavridou answered on 26 Mar 2025:

While calculators are incredibly fast and accurate, there are some situations where you can be quicker, especially with simple calculations or using mental math tricks. What helps is regular practice with mental math can significantly speed up calculations.Learn ecognize patterns in numbers to make calculations easier. For example, knowing that 5 + 5 = 10 can help quickly solve 5 + 6 by adding 1 more. Often breaking down complex problems into smaller, manageable parts helps. For example, to add 47 + 38, you can add 40 + 30 first, then add 7 + 8, and finally combine the two results.

However, for more complex calculations, calculators are generally faster and more reliable. It’s still great to practice mental math to keep your brain sharp and improve your number sense!