Solutions by everydaycalculation.com
415 - 715 is -15.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/15-7/15 4/15-14/15 4/30-7/15 4/15-7/30 12/15-7/15 4/15-21/15 4/45-7/15 4/15-7/45 20/15-7/15 4/15-35/15 4/75-7/15 4/15-7/75 28/15-7/15 4/15-49/15
© everydaycalculation.com