A
B
C
D
E
100

LEVEL 1: 1 MINUTE

1, 1, 3, 5

(1 + 3) * (1 + 5)

100

LEVEL 1: 1 MINUTE

4, 4, 5, 8

((4 + 4) - 5) * 8

(4 - (5 - 4)) * 8

(4 + 4) * (8 - 5)

(4 * 5) - (4 - 8)

((4 * 5) + 8) - 4

(4 * 5) + (8 - 4)

(5 * 8) - (4 * 4)

100

LEVEL 1: 1 MINUTE

6, 6, 6, 6

6 + 6 + 6 + 6

(6 * 6) - (6 + 6)

((6 * 6) - 6) - 6

100

LEVEL 1: 1 MINUTE

1, 2, 5, 6

((1 + 5) - 2) * 6

(1 + (5 - 2)) * 6

(1 + 5) * (6 - 2)

(1 + 5 + 6) * 2

(5 - (2 - 1)) * 6

100

LEVEL 1: 1 MINUTE

3, 6, 6, 6

(3 + (6 / 6)) * 6

(6 / 3) * (6 + 6)

((6 - 3) * 6) + 6

((6 + 6) / 3) * 6

(6 + 6) / (3 / 6)

(6 * (6 + 6)) / 3

200

LEVEL 2: 2 MINUTES

2, 3, 8, 8

((2 * 8) - 8) * 3

(3 / 2) * (8 + 8)

(3 * (8 + 8)) / 2

(8 - (2 + 3)) * 8

((8 - 2) - 3) * 8

(8 + 8) / (2 / 3)

200

LEVEL 2: 2 MINUTES

4, 7, 7, 8

4 * ((7 + 7) - 8)

(4 - (7 / 7)) * 8

(7 - (8 - 7)) * 4

200

LEVEL 2: 2 MINUTES

2, 3, 4, 5

2 * (3 + 4 + 5)

((3 - 2) + 5) * 4

((3 + 5) - 2) * 4

(3 + (5 - 2)) * 4

200

LEVEL 2: 2 MINUTES

4, 4, 6, 13

((13 - 6) * 4) - 4

200

LEVEL 2: 2 MINUTES

5, 5, 6, 8

5 + 5 + 6 + 8

300

LEVEL 3: 3 MINUTES

3, 5, 7, 8

((3 * 7) - 5) + 8

(3 * 7) - (5 - 8)

((3 * 7) + 8) - 5

(3 * 7) + (8 - 5)

(5 * 7) - (3 + 8)

((5 * 7) - 3) - 8

((5 * 7) - 8) - 3

300

LEVEL 3: 3 MINUTES

2, 4, 4, 5

((2 * 5) - 4) * 4

((2 + 5) * 4) - 4

(4 + 4) * (5 - 2)

300

LEVEL 3: 3 MINUTES

4, 8, 9, 9

(4 - (9 / 9)) * 8

300

LEVEL 3: 3 MINUTES

3, 5, 7, 9

3 + 5 + 7 + 9

(3 + 9) * (7 - 5)

(5 * 9) - (3 * 7)

(5 * 9) - (7 * 3)

(7 - 5) * (3 + 9)

300

LEVEL 3: 3 MINUTES

4, 4, 7, 8

(4 + (4 * 7)) - 8

((4 * 7) - 8) + 4

(4 * 7) - (8 - 4)