Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 10/90 of 3/10?"
1090 × 310 is 130.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/90×3/10 10/90×6/10 10/90×3/20 30/90×3/10 10/90×9/10 10/90×3/30 50/90×3/10 10/90×15/10 10/90×3/50 70/90×3/10 10/90×21/10 10/90×3/70
© everydaycalculation.com