Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 12/30 of 40/50?"
1230 × 4050 is 825.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/30×40/50 12/30×80/50 12/60×40/50 36/30×40/50 12/90×40/50 60/30×40/50 84/30×40/50
© everydaycalculation.com