Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 3/20 of 7/81?"
320 × 781 is 7540.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/20×7/81 3/20×14/81 3/40×7/81 9/20×7/81 3/20×21/81 3/60×7/81 15/20×7/81 3/20×35/81 21/20×7/81 3/20×49/81
© everydaycalculation.com