Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 16/20 of 3/21?"
1620 × 321 is 435.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/20×3/21 16/20×6/21 16/40×3/21 16/20×3/42 48/20×3/21 16/20×9/21 16/60×3/21 16/20×3/63 80/20×3/21 16/20×15/21
© everydaycalculation.com