Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/90 of 2/8?"
2190 × 28 is 7120.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/90×2/8 21/90×4/8 21/90×2/16 63/90×2/8 21/90×6/8 21/90×2/24 21/90×10/8 21/90×2/40 21/90×14/8 21/90×2/56
© everydaycalculation.com