Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 10/21 of 12/20?"
1021 × 1220 is 27.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/21×12/20 10/21×24/20 10/42×12/20 10/21×12/40 30/21×12/20 10/21×36/20 10/63×12/20 10/21×12/60 50/21×12/20 10/21×60/20 70/21×12/20 10/21×84/20
© everydaycalculation.com