Solutions by everydaycalculation.com
1st number: 1 1/9, 2nd number: 7 0/9
109 - 639 is -539.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/9-63/9 10/18-63/9 10/9-63/18 30/9-63/9 10/27-63/9 10/9-63/27 50/9-63/9 10/45-63/9 10/9-63/45 70/9-63/9 10/63-63/9
© everydaycalculation.com