Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 12/15 of 3/9?"
1215 × 39 is 415.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/15×3/9 12/15×6/9 12/30×3/9 12/15×3/18 36/15×3/9 12/45×3/9 12/15×3/27 60/15×3/9 12/15×15/9 12/75×3/9 12/15×3/45 84/15×3/9 12/15×21/9 12/15×3/63
© everydaycalculation.com