Use each number only once in each equation.
You may use parentheses () and operation symbols only (+, -, x, and ÷) in your equations.
Example:
7
8
1
9
9
Target: 16
Solution: (9+ 7) x (9+9 x 1) = 16 x 1 = 16
1.
1
5
3
6
10
Target: 5
2.
8
10
9
1
8
Target: 2
3.
11
10
15
20
3
Target: 6
4.
12
18
3
11
12
Target: 7
5.
4
16
10
24
25
Target: 1
6.
17
14
7
17
11
Target: 9
7.
2
5
9
5
4
Target: 22
8.
3
6
10
5
7
Target: 2
9.
8
6
10
5
21
Target: 11
10.
6
1
2
2
17
Target: 8
11.
10
4
1
11
9
Target: 5
