Easy
11
−4
×8
−11
÷9
+1
HALVE
+2
×3
+14
Medium
18
−10
DOUBLE
−7
×9
−4
×4/7
HALVE
+3
÷5
Hard
50
×23/5
HALVE
−1
×3/4
×25%
÷3
CUBE
×2
+36
There are two versions that can be printed, a default one, and one that requires less ink (no objectives or rules, and no lines).
default less ink printing help