Solutions by everydaycalculation.com
1st number: 16 1/5, 2nd number: 10/81
This multiplication involving fractions can also be rephrased as "What is 81/5 of 10/81?"
815 × 1081 is 21.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/5×20/81 81/10×10/81 81/5×30/81 81/15×10/81 81/5×50/81 81/25×10/81 81/5×70/81 81/35×10/81
© everydaycalculation.com