Solutions by everydaycalculation.com
1230 - 730 is 16.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/30-7/30 12/30-14/30 12/60-7/30 12/30-7/60 36/30-7/30 12/30-21/30 12/90-7/30 12/30-7/90 60/30-7/30 12/30-35/30 84/30-7/30 12/30-49/30
© everydaycalculation.com