Solutions by everydaycalculation.com
172 - 4972 is -23.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/72-49/72 1/72-98/72 3/72-49/72 5/72-49/72 7/72-49/72
© everydaycalculation.com