Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 42/60 of 8/10?"
4260 × 810 is 1425.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/60×8/10 42/60×16/10 42/60×8/20 42/60×24/10 42/60×8/30 42/60×40/10 42/60×8/50 42/60×56/10 42/60×8/70
© everydaycalculation.com