Solutions by everydaycalculation.com
19 - 815 is -1945.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/9-8/15 1/9-16/15 1/18-8/15 1/9-8/30 3/9-8/15 1/9-24/15 1/27-8/15 1/9-8/45 5/9-8/15 1/9-40/15 1/45-8/15 1/9-8/75 7/9-8/15 1/9-56/15 1/63-8/15
© everydaycalculation.com