Naturally,
0.31
= 31/100
------------------This is the simplest form
Chat with our AI personalities
31/1000 = 0.031
3.1% or 31/1000.
The term .031 may indicate the carat weight of the stone. Without a context it is uncertain, however.
288 000, 001, 002, 003, 004, 005, 006, 010, 011, 012, 013, 014, 015, 016, 020, 021, 022, 023, 024, 025, 026, 030, 031, 032, 033, 034, 035, 036, 040, 041, 042, 043, 044, 045, 046, 050, 051, 052, 053, 054, 055, 056, 060, 061, 062, 063, 064, 065, 066 x 6 Unless you mean all numbers in the string must be unique, excluding numbers like 000 and 001, then it's 180 or 012, 013, 014, 015, 016, 021, 023, 024, 025, 026, 031, 032, 034, 035, 036, 041, 042, 043, 045, 046, 051, 052, 053, 054, 056, 061, 062, 063, 064, 065 x 6