Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 4/20 of 18/40?"
420 × 1840 is 9100.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/20×18/40 4/20×36/40 4/40×18/40 4/20×18/80 12/20×18/40 4/20×54/40 4/60×18/40 4/20×90/40 28/20×18/40
© everydaycalculation.com