Solutions by everydaycalculation.com
1270 - 170 is 1170.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/70-1/70 12/70-2/70 36/70-1/70 12/70-3/70 60/70-1/70 12/70-5/70 84/70-1/70 12/70-7/70
© everydaycalculation.com