Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 50/60 of 7/21?"
5060 × 721 is 518.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/60×14/21 50/60×7/42 50/60×7/63 50/60×35/21 50/60×49/21
© everydaycalculation.com