Solutions by everydaycalculation.com
1st number: 1 15/30, 2nd number: 21/90
This multiplication involving fractions can also be rephrased as "What is 45/30 of 21/90?"
4530 × 2190 is 720.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/30×21/90 45/30×42/90 45/60×21/90 45/30×63/90 45/90×21/90
© everydaycalculation.com