Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 1/54 of 21/42?"
154 × 2142 is 1108.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/54×21/42 1/54×21/84 3/54×21/42 1/54×63/42 5/54×21/42 7/54×21/42
© everydaycalculation.com