24 Answers!
Here is one possible answer for each of the 24 problems, there are other answers!
1. 9, 3, 2, -6
9 – -6 = 15
15 – 3 = 12
12 x 2 = 24
2. -8, 4, 6, -6
-6 x -8 = 48
6 – 4 = 2
48 ÷ 2 = 24
3. 4, 3, 7, -7
3 x -7 = 21
7 – 4 = 3
3 – – 21 = 24
4. 5, -9, -1 -5
-5 – – 9 = 4
5 – – 1 = 6
6 x 4 = 24
5. 2, -2, 8, 9
2 x 9 = 18
8 + -2 = 6
18 + 6 = 24
6. 2, -2, 4, -8
-2 x -8 = 16
2 x 4 = 8
16 + 8 = 24