Solutions by everydaycalculation.com
472 + 2172 is 2572.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/72+21/72 4/72+42/72 12/72+21/72 4/72+63/72 20/72+21/72 28/72+21/72
© everydaycalculation.com