Easy
5
+4
×3
−17
HALVE
+3
SQUARE
−7
÷3
−1
Medium
39
+6
×1/3
÷3
SQUARE
DOUBLE
×3/5
÷5
−1
×2
Hard
21
×5
+3
×2/9
−5
SQUARE
−1
÷3
×65%
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