Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 40/70 of 45/50?"
4070 × 4550 is 1835.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/70×45/50 40/70×90/50
© everydaycalculation.com