Solutions by everydaycalculation.com
312 - 221 is 1384.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/12-2/21 3/12-4/21 3/24-2/21 3/12-2/42 9/12-2/21 3/12-6/21 3/36-2/21 3/12-2/63 15/12-2/21 3/12-10/21 3/60-2/21 21/12-2/21 3/12-14/21 3/84-2/21
© everydaycalculation.com