Solutions by everydaycalculation.com
1st number: 2 15/30, 2nd number: 2 0/30
7530 - 6030 is 12.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/60-60/30 75/90-60/30 75/30-60/90
© everydaycalculation.com