Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 42/90 of 6/8?"
4290 × 68 is 720.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/90×6/8 42/90×12/8 42/90×6/16 42/90×18/8 42/90×6/24 42/90×30/8 42/90×6/40 42/90×42/8 42/90×6/56
© everydaycalculation.com