Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 18/80 of 21/63?"
1880 × 2163 is 340.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/80×21/63 18/80×42/63 54/80×21/63 90/80×21/63
© everydaycalculation.com