Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 12/84 of 15/63?"
1284 × 1563 is 5147.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/84×15/63 12/84×30/63 36/84×15/63 12/84×45/63 60/84×15/63 12/84×75/63
© everydaycalculation.com