Solutions by everydaycalculation.com
89 - 59 is 13.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/9-5/9 8/9-10/9 8/18-5/9 8/9-5/18 24/9-5/9 8/9-15/9 8/27-5/9 8/9-5/27 40/9-5/9 8/9-25/9 8/45-5/9 8/9-5/45 56/9-5/9 8/9-35/9 8/63-5/9 8/9-5/63
© everydaycalculation.com