It is simply 867/1 as an improper fraction.
It is: 0.867 = 867/1000 as a fraction.
4,335/10,000 867/2,000
Yes 86.7 is a rational number as it can be represented as a fraction, 867/1000
1 x 867, 3 x 289, 17 x 51 = 867
867/3=289 289/17=17 867=3*17*17
867 + 734 = 1601
867 + 134 = 1001
1322
867 - 536 = 331
289*3 = 867
867/100 as a decimal = 8.67
867