Solutions by everydaycalculation.com
1st number: 10/90, 2nd number: 1 10/80
This multiplication involving fractions can also be rephrased as "What is 10/90 of 1 10/80?"
1090 × 9080 is 18.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/90×90/80 30/90×90/80 50/90×90/80 70/90×90/80
© everydaycalculation.com