Solutions by everydaycalculation.com
563 - 863 is -121.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/63-8/63 5/63-16/63 15/63-8/63 5/63-24/63 25/63-8/63 5/63-40/63 35/63-8/63 5/63-56/63
© everydaycalculation.com