Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/42 of 10/50?"
2142 × 1050 is 110.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 21/42×20/50 21/84×10/50 63/42×10/50 21/42×30/50 21/42×70/50
© everydaycalculation.com