Solutions by everydaycalculation.com
1st number: 21 0/2, 2nd number: 10/70
This multiplication involving fractions can also be rephrased as "What is 42/2 of 10/70?"
422 × 1070 is 31.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/2×10/70 42/2×20/70 42/4×10/70 42/2×30/70 42/6×10/70 42/2×50/70 42/10×10/70 42/14×10/70
© everydaycalculation.com