Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 18/40 of 21/40?"
1840 × 2140 is 189800.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/40×21/40 18/40×42/40 18/80×21/40 18/40×21/80 54/40×21/40 18/40×63/40 90/40×21/40
© everydaycalculation.com