Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 4/15 of 10/20?"
415 × 1020 is 215.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/15×10/20 4/30×10/20 4/15×10/40 12/15×10/20 4/15×30/20 4/45×10/20 4/15×10/60 20/15×10/20 4/15×50/20 4/75×10/20 28/15×10/20 4/15×70/20
© everydaycalculation.com