Solutions by everydaycalculation.com
318 - 1018 is -718.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/18-10/18 3/18-20/18 3/36-10/18 3/18-10/36 9/18-10/18 3/18-30/18 3/54-10/18 3/18-10/54 15/18-10/18 3/18-50/18 3/90-10/18 3/18-10/90 21/18-10/18 3/18-70/18
© everydaycalculation.com