Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 12/15 of 15/20?"
1215 × 1520 is 35.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/15×15/20 12/15×30/20 12/30×15/20 12/15×15/40 36/15×15/20 12/15×45/20 12/45×15/20 12/15×15/60 60/15×15/20 12/15×75/20 12/75×15/20 84/15×15/20
© everydaycalculation.com