Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 10/90 of 9/40?"
1090 × 940 is 140.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/90×9/40 10/90×18/40 10/90×9/80 30/90×9/40 10/90×27/40 50/90×9/40 10/90×45/40 70/90×9/40 10/90×63/40
© everydaycalculation.com