double / twice / simultaneous / holding two or more (official) posts at the same time
兼
=
秝
+
肀
:
Mnemonic symbol: a double. Joan of Arc (ji) and her stunt double (兼) are eating two bowls of cereals (秝) while the real Joan of Arc signs autographs with her crayon (肀) in front of the anthill (an1).
difference; discrepancy / (math.) difference (amount remaining after a subtraction) / (literary) a little; somewhat; slightly
差
=
工
+
羊
:
Charlie Chapling is juggling steel beams in front of the ashram. A sheep is making an error bar graph representing Charlie's number of tries to juggle as long as possible without letting the beams fall down.