Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 1/8 of 21/90?"
18 × 2190 is 7240.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/8×21/90 1/8×42/90 1/16×21/90 3/8×21/90 1/8×63/90 1/24×21/90 5/8×21/90 1/40×21/90 7/8×21/90 1/56×21/90
© everydaycalculation.com