Solutions by everydaycalculation.com
728 - 1228 is -528.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/28-12/28 7/28-24/28 7/56-12/28 7/28-12/56 21/28-12/28 7/28-36/28 7/84-12/28 7/28-12/84 35/28-12/28 7/28-60/28 49/28-12/28 7/28-84/28
© everydaycalculation.com