Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 20/70 of 6/63?"
2070 × 663 is 4147.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/70×6/63 20/70×12/63 60/70×6/63 20/70×18/63 20/70×30/63 20/70×42/63
© everydaycalculation.com