Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 36/80 of 15/90?"
3680 × 1590 is 340.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/80×15/90 36/80×30/90 36/80×45/90 36/80×75/90
© everydaycalculation.com