Solutions by everydaycalculation.com
1st number: 21 0/4, 2nd number: 4/42
This multiplication involving fractions can also be rephrased as "What is 84/4 of 4/42?"
844 × 442 is 21.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/4×8/42 84/8×4/42 84/4×4/84 84/4×12/42 84/12×4/42 84/4×20/42 84/20×4/42 84/4×28/42 84/28×4/42
© everydaycalculation.com