Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 10/90 of 8/40?"
1090 × 840 is 145.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/90×8/40 10/90×16/40 10/90×8/80 30/90×8/40 10/90×24/40 50/90×8/40 70/90×8/40 10/90×56/40
© everydaycalculation.com