Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 5/21 of 1/72?"
521 × 172 is 51512.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/21×1/72 5/21×2/72 5/42×1/72 15/21×1/72 5/21×3/72 5/63×1/72 25/21×1/72 5/21×5/72 35/21×1/72 5/21×7/72
© everydaycalculation.com