Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 8/42 of 10/40?"
842 × 1040 is 121.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/42×10/40 8/42×20/40 8/84×10/40 8/42×10/80 24/42×10/40 8/42×30/40 40/42×10/40 8/42×50/40 56/42×10/40 8/42×70/40
© everydaycalculation.com