Solutions by everydaycalculation.com
818 - 318 is 518.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/18-3/18 8/18-6/18 8/36-3/18 8/18-3/36 24/18-3/18 8/18-9/18 8/54-3/18 8/18-3/54 40/18-3/18 8/18-15/18 8/90-3/18 8/18-3/90 56/18-3/18 8/18-21/18
© everydaycalculation.com