Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 15/60 of 7/80?"
1560 × 780 is 7320.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/60×7/80 15/60×14/80 45/60×7/80 15/60×21/80 75/60×7/80 15/60×35/80 15/60×49/80
© everydaycalculation.com