Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 4/10 of 10/42?"
410 × 1042 is 221.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/10×10/42 4/10×20/42 4/20×10/42 4/10×10/84 12/10×10/42 4/10×30/42 4/30×10/42 20/10×10/42 4/10×50/42 4/50×10/42 28/10×10/42 4/10×70/42 4/70×10/42
© everydaycalculation.com