Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 10/40 of 15/20?"
1040 × 1520 is 316.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/40×15/20 10/40×30/20 10/80×15/20 10/40×15/40 30/40×15/20 10/40×45/20 10/40×15/60 50/40×15/20 10/40×75/20 70/40×15/20
© everydaycalculation.com