Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/40 of 49/60?"
2140 × 4960 is 343800.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/40×49/60 21/40×98/60 21/80×49/60 63/40×49/60
© everydaycalculation.com