Solutions by everydaycalculation.com
2490 + 2790 is 1730.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/90+27/90 24/90+54/90 72/90+27/90 24/90+81/90
© everydaycalculation.com