Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 8/10 of 12/21?"
810 × 1221 is 1635.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/10×12/21 8/10×24/21 8/20×12/21 8/10×12/42 24/10×12/21 8/10×36/21 8/30×12/21 8/10×12/63 40/10×12/21 8/10×60/21 8/50×12/21 56/10×12/21 8/10×84/21 8/70×12/21
© everydaycalculation.com