Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 5/8 of 21/45?"
58 × 2145 is 724.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/8×21/45 5/8×42/45 5/16×21/45 5/8×21/90 15/8×21/45 5/8×63/45 5/24×21/45 25/8×21/45 5/40×21/45 35/8×21/45 5/56×21/45
© everydaycalculation.com