Solutions by everydaycalculation.com
1st number: 5/21, 2nd number: 1 3/21
521 - 2421 is -1921.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/21-24/21 5/21-48/21 5/42-24/21 5/21-24/42 15/21-24/21 5/21-72/21 5/63-24/21 5/21-24/63 25/21-24/21 35/21-24/21
© everydaycalculation.com