Mental Math Gym
As many as you can in 90 seconds. Problems get harder every three correct answers in a row.
Your first round. There is no score to beat yet, so just see how far you get.
How do you want to start?
Working out a suggestion from your practice on this device...
Numbers are written with a comma for thousands (1,250) and a dot for decimals (2.5). You can type 15%, 3k, 1.2m, 2 crore or 18 lakh.