Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 12/28 of 10/90?"
1228 × 1090 is 121.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/28×10/90 12/28×20/90 12/56×10/90 36/28×10/90 12/28×30/90 12/84×10/90 60/28×10/90 12/28×50/90 84/28×10/90 12/28×70/90
© everydaycalculation.com