Solutions by everydaycalculation.com
21012105 is already in the simplest form. It can be written as 0.9981 in decimal form (rounded to 6 decimal places).
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Equivalent fractions: 4202/4210 6303/6315
More fractions: 4202/2105 2101/4210 6303/2105 2101/6315 2102/2105 2101/21062100/2105 2101/2104
© everydaycalculation.com