Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 25/84 of 21/40?"
2584 × 2140 is 532.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/84×21/40 25/84×42/40 25/84×21/80 75/84×21/40 25/84×63/40
© everydaycalculation.com