Solutions by everydaycalculation.com
1st number: 10 1/2, 2nd number: 16/21
This multiplication involving fractions can also be rephrased as "What is 21/2 of 16/21?"
212 × 1621 is 81.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/2×16/21 21/2×32/21 21/4×16/21 21/2×16/42 63/2×16/21 21/2×48/21 21/6×16/21 21/2×16/63 21/2×80/21 21/10×16/21 21/14×16/21
© everydaycalculation.com