Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 40/45 of 42/70?"
4045 × 4270 is 815.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/45×42/70 40/45×84/70 40/90×42/70
© everydaycalculation.com