Solutions by everydaycalculation.com
89 - 45 is 445.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/9-4/5 8/9-8/5 8/18-4/5 8/9-4/10 24/9-4/5 8/9-12/5 8/27-4/5 8/9-4/15 40/9-4/5 8/9-20/5 8/45-4/5 8/9-4/25 56/9-4/5 8/9-28/5 8/63-4/5 8/9-4/35
© everydaycalculation.com