Solutions by everydaycalculation.com
28 - 68 is -12.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/8-6/8 2/8-12/8 2/16-6/8 2/8-6/16 6/8-6/8 2/8-18/8 2/24-6/8 2/8-6/24 10/8-6/8 2/8-30/8 2/40-6/8 2/8-6/40 14/8-6/8 2/8-42/8 2/56-6/8 2/8-6/56
© everydaycalculation.com