Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/45 of 6/15?"
2145 × 615 is 1475.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/45×6/15 21/45×12/15 21/90×6/15 21/45×6/30 63/45×6/15 21/45×18/15 21/45×6/45 21/45×30/15 21/45×6/75 21/45×42/15
© everydaycalculation.com