Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 15/42 of 15/30?"
1542 × 1530 is 528.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/42×15/30 15/84×15/30 15/42×15/60 45/42×15/30 15/42×45/30 15/42×15/90 75/42×15/30 15/42×75/30
© everydaycalculation.com