Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 6/70 of 12/63?"
670 × 1263 is 4245.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/70×12/63 6/70×24/63 18/70×12/63 6/70×36/63 30/70×12/63 6/70×60/63 42/70×12/63 6/70×84/63
© everydaycalculation.com