Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 1/45 of 21/84?"
145 × 2184 is 1180.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/45×21/84 1/45×42/84 1/90×21/84 3/45×21/84 1/45×63/84 5/45×21/84 7/45×21/84
© everydaycalculation.com