Solutions by everydaycalculation.com
290 - 590 is -130.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/90-5/90 2/90-10/90 6/90-5/90 2/90-15/90 10/90-5/90 2/90-25/90 14/90-5/90 2/90-35/90
© everydaycalculation.com