Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 30/90 of 18/20?"
3090 × 1820 is 310.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/90×18/20 30/90×36/20 30/90×18/40 30/90×54/20 30/90×18/60 30/90×90/20
© everydaycalculation.com