Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 4/30 of 21/45?"
430 × 2145 is 14225.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/30×21/45 4/30×42/45 4/60×21/45 4/30×21/90 12/30×21/45 4/30×63/45 4/90×21/45 20/30×21/45 28/30×21/45
© everydaycalculation.com