Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 12/90 of 8/70?"
1290 × 870 is 8525.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/90×8/70 12/90×16/70 36/90×8/70 12/90×24/70 60/90×8/70 12/90×40/70 84/90×8/70 12/90×56/70
© everydaycalculation.com