Solutions by everydaycalculation.com
254 - 5054 is -89.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/54-50/54 6/54-50/54 10/54-50/54 14/54-50/54
© everydaycalculation.com