Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 15/21 of 7/40?"
1521 × 740 is 18.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/21×7/40 15/21×14/40 15/42×7/40 15/21×7/80 45/21×7/40 15/21×21/40 15/63×7/40 75/21×7/40 15/21×35/40 15/21×49/40
© everydaycalculation.com