Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/30 of 7/14?"
2130 × 714 is 720.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/30×7/14 21/60×7/14 21/30×7/28 63/30×7/14 21/30×21/14 21/90×7/14 21/30×7/42 21/30×35/14 21/30×7/70 21/30×49/14 21/30×7/98
© everydaycalculation.com