Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 10/80 of 7/21?"
1080 × 721 is 124.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/80×7/21 10/80×14/21 10/80×7/42 30/80×7/21 10/80×7/63 50/80×7/21 10/80×35/21 70/80×7/21 10/80×49/21
© everydaycalculation.com