Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/30 of 6/15?"
2130 × 615 is 725.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/30×6/15 21/30×12/15 21/60×6/15 21/30×6/30 63/30×6/15 21/30×18/15 21/90×6/15 21/30×6/45 21/30×30/15 21/30×6/75 21/30×42/15
© everydaycalculation.com