Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 10/20 of 24/90?"
1020 × 2490 is 215.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/20×48/90 10/40×24/90 30/20×24/90 10/20×72/90 10/60×24/90 50/20×24/90 70/20×24/90
© everydaycalculation.com