Solutions by everydaycalculation.com
418 - 718 is -16.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/18-7/18 4/18-14/18 4/36-7/18 4/18-7/36 12/18-7/18 4/18-21/18 4/54-7/18 4/18-7/54 20/18-7/18 4/18-35/18 4/90-7/18 4/18-7/90 28/18-7/18 4/18-49/18
© everydaycalculation.com