Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 10/90 of 21/50?"
1090 × 2150 is 7150.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/90×21/50 10/90×42/50 30/90×21/50 10/90×63/50 50/90×21/50 70/90×21/50
© everydaycalculation.com