Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 42/70 of 15/45?"
4270 × 1545 is 15.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/70×15/45 42/70×30/45 42/70×15/90 42/70×75/45
© everydaycalculation.com