Solutions by everydaycalculation.com
1st number: 10 1/2, 2nd number: 18/21
This multiplication involving fractions can also be rephrased as "What is 21/2 of 18/21?"
212 × 1821 is 91.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/2×18/21 21/2×36/21 21/4×18/21 21/2×18/42 63/2×18/21 21/2×54/21 21/6×18/21 21/2×18/63 21/2×90/21 21/10×18/21 21/14×18/21
© everydaycalculation.com