Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 12/21 of 75/81?"
1221 × 7581 is 100189.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/21×75/81 12/42×75/81 36/21×75/81 12/63×75/81 60/21×75/81 84/21×75/81
© everydaycalculation.com