Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 7/8 of 63/70?"
78 × 6370 is 6380.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/8×63/70 7/16×63/70 21/8×63/70 7/24×63/70 35/8×63/70 7/40×63/70 49/8×63/70 7/56×63/70
© everydaycalculation.com