Solutions by everydaycalculation.com
518 - 810 is -4790.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/18-8/10 5/18-16/10 5/36-8/10 5/18-8/20 15/18-8/10 5/18-24/10 5/54-8/10 5/18-8/30 25/18-8/10 5/18-40/10 5/90-8/10 5/18-8/50 35/18-8/10 5/18-56/10 5/18-8/70
© everydaycalculation.com