Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 18/20 of 12/21?"
1820 × 1221 is 1835.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/20×12/21 18/20×24/21 18/40×12/21 18/20×12/42 54/20×12/21 18/20×36/21 18/60×12/21 18/20×12/63 90/20×12/21 18/20×60/21 18/20×84/21
© everydaycalculation.com