Solutions by everydaycalculation.com
1215 - 715 is 13.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/15-7/15 12/15-14/15 12/30-7/15 12/15-7/30 36/15-7/15 12/15-21/15 12/45-7/15 12/15-7/45 60/15-7/15 12/15-35/15 12/75-7/15 12/15-7/75 84/15-7/15 12/15-49/15
© everydaycalculation.com