Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 25/45 of 21/35?"
2545 × 2135 is 13.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/45×21/35 25/45×42/35 25/90×21/35 25/45×21/70 75/45×21/35 25/45×63/35
© everydaycalculation.com