Solutions by everydaycalculation.com
1st number: 1 8/90, 2nd number: 15/90
9890 + 1590 is 11390.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/90+30/90 98/90+45/90 98/90+75/90
© everydaycalculation.com