What are the two smallest 3-digit numbers that can be made using the digits 5,7, & 2

The smaller the first digit, the smaller the number is

so try to put the smaller numbers up front

2 is smallerst then 5 then s7

so numbers are

257 and 275

if you include decimals or negatives then

0.257 and 0.275 or - 752 and - 725

if you want positive non decimal number the answe ris 275 and 257