Solutions by everydaycalculation.com
1260 - 4560 is -1120.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/60-45/60 12/60-90/60 36/60-45/60 84/60-45/60
© everydaycalculation.com