Solutions by everydaycalculation.com
1st number: 21 0/2, 2nd number: 21/42
This multiplication involving fractions can also be rephrased as "What is 42/2 of 21/42?"
422 × 2142 is 212.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/2×21/42 42/4×21/42 42/2×21/84 42/2×63/42 42/6×21/42 42/10×21/42 42/14×21/42
© everydaycalculation.com