Solutions by everydaycalculation.com
518 - 1018 is -518.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/18-10/18 5/18-20/18 5/36-10/18 5/18-10/36 15/18-10/18 5/18-30/18 5/54-10/18 5/18-10/54 25/18-10/18 5/18-50/18 5/90-10/18 5/18-10/90 35/18-10/18 5/18-70/18
© everydaycalculation.com