Solutions by everydaycalculation.com
770 - 6370 is -45.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/70-63/70 21/70-63/70 35/70-63/70 49/70-63/70
© everydaycalculation.com