Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 18/90 of 5/21?"
1890 × 521 is 121.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/90×5/21 18/90×10/21 18/90×5/42 54/90×5/21 18/90×15/21 18/90×5/63 18/90×25/21 18/90×35/21
© everydaycalculation.com