Solutions by everydaycalculation.com
1st number: 1 3/5, 2nd number: 21/90
This multiplication involving fractions can also be rephrased as "What is 8/5 of 21/90?"
85 × 2190 is 2875.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/5×21/90 8/5×42/90 8/10×21/90 24/5×21/90 8/5×63/90 8/15×21/90 40/5×21/90 8/25×21/90 56/5×21/90 8/35×21/90
© everydaycalculation.com