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