Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 4/20 of 3/30?"
420 × 330 is 150.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/20×3/30 4/20×6/30 4/40×3/30 4/20×3/60 12/20×3/30 4/20×9/30 4/60×3/30 4/20×3/90 4/20×15/30 28/20×3/30 4/20×21/30
© everydaycalculation.com