Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 15/90 of 7/20?"
1590 × 720 is 7120.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/90×7/20 15/90×14/20 15/90×7/40 45/90×7/20 15/90×21/20 15/90×7/60 75/90×7/20 15/90×35/20 15/90×49/20
© everydaycalculation.com