Solutions by everydaycalculation.com
2490 - 590 is 1990.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/90-5/90 24/90-10/90 72/90-5/90 24/90-15/90 24/90-25/90 24/90-35/90
© everydaycalculation.com