Solutions by everydaycalculation.com
170 - 5670 is -1114.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/70-56/70 3/70-56/70 5/70-56/70 7/70-56/70
© everydaycalculation.com