Solutions by everydaycalculation.com
1670 - 870 is 435.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/70-8/70 16/70-16/70 48/70-8/70 16/70-24/70 80/70-8/70 16/70-40/70 16/70-56/70
© everydaycalculation.com