Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/72 of 5/70?"
2172 × 570 is 148.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/72×5/70 21/72×10/70 63/72×5/70 21/72×15/70 21/72×25/70 21/72×35/70
© everydaycalculation.com