Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 4/12 of 30/90?"
412 × 3090 is 19.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/12×30/90 4/12×60/90 4/24×30/90 4/36×30/90 20/12×30/90 4/60×30/90 28/12×30/90 4/84×30/90
© everydaycalculation.com