Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 15/20 of 20/40?"
1520 × 2040 is 38.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/20×20/40 15/40×20/40 15/20×20/80 45/20×20/40 15/20×60/40 15/60×20/40 75/20×20/40
© everydaycalculation.com