491/1000 = 0.491
4.91 = 491/100
982/1,000 simplified: 491/500
491-216 = 275
1-492 = -491
Yes. 491 is prime.
491/0.1 = 4910 tenths
0.0143
491 multiplied by 3 is 1,473
491 + 284 = 775
A sixth
Expressed as a mixed number in its simplest form, 491.2 is equal to 491 1/5 or four hundred and ninety-one and one fifth.