Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 30/70 of 6/21?"
3070 × 621 is 649.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/70×6/21 30/70×12/21 30/70×6/42 90/70×6/21 30/70×18/21 30/70×6/63 30/70×30/21 30/70×42/21
© everydaycalculation.com