Solutions by everydaycalculation.com
1st number: 1 7/21, 2nd number: 42/80
This multiplication involving fractions can also be rephrased as "What is 28/21 of 42/80?"
2821 × 4280 is 710.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/21×42/80 28/21×84/80 28/42×42/80 84/21×42/80 28/63×42/80
© everydaycalculation.com