Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 16/81 of 7/20?"
1681 × 720 is 28405.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/81×7/20 16/81×14/20 16/81×7/40 48/81×7/20 16/81×21/20 16/81×7/60 80/81×7/20 16/81×35/20 16/81×49/20
© everydaycalculation.com