Easy
15
−3
÷4
+2
×4
+1
÷3
−1
SQUARE
+6
Medium
56
+4
÷6
×1/2
×7
−2
×1/3
SQUARE
−15
HALVE
Hard
50
−8
÷14
CUBE
+1
×3/14
+38
×25%
−1
HALVE
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