Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/70 of 42/49?"
2170 × 4249 is 935.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/70×42/49 21/70×84/49 21/70×42/98 63/70×42/49
© everydaycalculation.com