Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 30/70 of 12/63?"
3070 × 1263 is 449.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/70×12/63 30/70×24/63 90/70×12/63 30/70×36/63 30/70×60/63 30/70×84/63
© everydaycalculation.com