Solutions by everydaycalculation.com
1590 - 4890 is -1130.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/90-48/90 15/90-96/90 45/90-48/90 75/90-48/90
© everydaycalculation.com