Solutions by everydaycalculation.com
1st number: 10 1/2, 2nd number: 10/30
This multiplication involving fractions can also be rephrased as "What is 21/2 of 10/30?"
212 × 1030 is 72.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/2×10/30 21/2×20/30 21/4×10/30 21/2×10/60 63/2×10/30 21/6×10/30 21/2×10/90 21/2×50/30 21/10×10/30 21/2×70/30 21/14×10/30
© everydaycalculation.com