Jessie's apartment has 3 rooms. She will paint each room a different color. She is choosing between 7 different paint colors. In how many different ways can Jessie paint her rooms? Enter the answer in the box. different ways

Step 1 ：Jessie has 7 choices for the first room, 6 choices for the second room, and 5 choices for the third room. To find the total number of ways Jessie can paint her rooms, we need to multiply these choices together: \(7 \times 6 \times 5\)

Step 2 ：After calculating the product, we get the final answer: \(\boxed{210}\)