Solutions by everydaycalculation.com
1st number: 22 1/2, 2nd number: 20/90
This multiplication involving fractions can also be rephrased as "What is 45/2 of 20/90?"
452 × 2090 is 51.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/2×20/90 45/2×40/90 45/4×20/90 45/2×60/90 45/6×20/90 45/10×20/90 45/14×20/90
© everydaycalculation.com