Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 80/90 of 6/30?"
8090 × 630 is 845.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/90×12/30 80/90×6/60 80/90×18/30 80/90×6/90 80/90×42/30
© everydaycalculation.com