Solutions by everydaycalculation.com
1st number: 5 6/15, 2nd number: 10/40
This multiplication involving fractions can also be rephrased as "What is 81/15 of 10/40?"
8115 × 1040 is 2720.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/15×20/40 81/30×10/40 81/15×10/80 81/15×30/40 81/45×10/40 81/15×50/40 81/75×10/40 81/15×70/40
© everydaycalculation.com