Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 12/21 of 6/60?"
1221 × 660 is 235.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/21×6/60 12/21×12/60 12/42×6/60 36/21×6/60 12/21×18/60 12/63×6/60 60/21×6/60 12/21×30/60 84/21×6/60 12/21×42/60
© everydaycalculation.com