Solutions by everydaycalculation.com
412 - 812 is -13.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/12-8/12 4/12-16/12 4/24-8/12 4/12-8/24 4/12-24/12 4/36-8/12 4/12-8/36 20/12-8/12 4/12-40/12 4/60-8/12 4/12-8/60 28/12-8/12 4/12-56/12 4/84-8/12 4/12-8/84
© everydaycalculation.com