Solutions by everydaycalculation.com
1st number: 21/70, 2nd number: 1 3/7
2170 - 107 is -7970.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/70-10/7 21/70-20/7 21/70-10/14 63/70-10/7 21/70-30/7 21/70-10/21 21/70-50/7 21/70-10/35 21/70-70/7 21/70-10/49
© everydaycalculation.com