Solutions by everydaycalculation.com
1st number: 21 0/2, 2nd number: 16/81
This multiplication involving fractions can also be rephrased as "What is 42/2 of 16/81?"
422 × 1681 is 11227.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/2×16/81 42/2×32/81 42/4×16/81 42/2×48/81 42/6×16/81 42/2×80/81 42/10×16/81 42/14×16/81
© everydaycalculation.com