Solutions by everydaycalculation.com
1st number: 21 0/3, 2nd number: 6/63
This multiplication involving fractions can also be rephrased as "What is 63/3 of 6/63?"
633 × 663 is 21.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/3×12/63 63/6×6/63 63/3×18/63 63/9×6/63 63/3×30/63 63/15×6/63 63/3×42/63 63/21×6/63
© everydaycalculation.com