Solutions by everydaycalculation.com
912 - 412 is 512.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/12-4/12 9/12-8/12 9/24-4/12 9/12-4/24 27/12-4/12 9/36-4/12 9/12-4/36 45/12-4/12 9/12-20/12 9/60-4/12 9/12-4/60 63/12-4/12 9/12-28/12 9/84-4/12 9/12-4/84
© everydaycalculation.com