Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 12/20 of 15/45?"
1220 × 1545 is 15.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/20×15/45 12/20×30/45 12/40×15/45 12/20×15/90 36/20×15/45 12/60×15/45 60/20×15/45 12/20×75/45 84/20×15/45
© everydaycalculation.com