Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 24/42 of 42/45?"
2442 × 4245 is 815.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/42×42/45 24/42×84/45 24/84×42/45 24/42×42/90 72/42×42/45
© everydaycalculation.com