Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 84/90 of 1/21?"
8490 × 121 is 245.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/90×2/21 84/90×1/42 84/90×3/21 84/90×1/63 84/90×5/21 84/90×7/21
© everydaycalculation.com