Solutions by everydaycalculation.com
1st number: 1 5/15, 2nd number: 15/21
This multiplication involving fractions can also be rephrased as "What is 20/15 of 15/21?"
2015 × 1521 is 2021.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/15×15/21 20/15×30/21 20/30×15/21 20/15×15/42 60/15×15/21 20/15×45/21 20/45×15/21 20/15×15/63 20/15×75/21 20/75×15/21
© everydaycalculation.com