Solutions by everydaycalculation.com
418 - 310 is -790.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/18-3/10 4/18-6/10 4/36-3/10 4/18-3/20 12/18-3/10 4/18-9/10 4/54-3/10 4/18-3/30 20/18-3/10 4/18-15/10 4/90-3/10 4/18-3/50 28/18-3/10 4/18-21/10 4/18-3/70
© everydaycalculation.com