Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 1/5 of 10/90?"
15 × 1090 is 145.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/5×10/90 1/5×20/90 1/10×10/90 3/5×10/90 1/5×30/90 1/15×10/90 1/5×50/90 1/25×10/90 7/5×10/90 1/5×70/90 1/35×10/90
© everydaycalculation.com