Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 25/90 of 10/20?"
2590 × 1020 is 536.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/90×10/20 25/90×10/40 75/90×10/20 25/90×30/20 25/90×10/60 25/90×50/20 25/90×70/20
© everydaycalculation.com