Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/30 of 10/18?"
2130 × 1018 is 718.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/30×10/18 21/30×20/18 21/60×10/18 21/30×10/36 63/30×10/18 21/30×30/18 21/90×10/18 21/30×10/54 21/30×50/18 21/30×10/90 21/30×70/18
© everydaycalculation.com