Please helppppp I really don’t know this type of stuff

Answer:
612, 621, 126, 162, 216, 261, 1, 2, 6, 12, 16, 21, 26, 61, 62
Step-by-step explanation:
The question did not mention that all 3 cards are needed to form the numbers you need to list so all numbers regardless whether it is 1 or 2 digit is also possible to be listed.
Answer:
Step-by-step explanation:
Draw three lines, then write numbers on each line, then play with numbers / Because we have three digits, we have to find 6 numbers 3 * 2 * 1 = 6