Solutions by everydaycalculation.com
1st number: 1/3, 2nd number: 1 6/15
13 - 2115 is -1615.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/3-21/15 1/3-42/15 1/6-21/15 1/3-21/30 1/3-63/15 1/9-21/15 1/3-21/45 5/3-21/15 1/15-21/15 1/3-21/75 7/3-21/15 1/21-21/15
© everydaycalculation.com