Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 6/90 of 21/36?"
690 × 2136 is 7180.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/90×21/36 6/90×42/36 6/90×21/72 18/90×21/36 6/90×63/36 30/90×21/36 42/90×21/36
© everydaycalculation.com