to rub or roll between the hands or fingers / to twist
搓
=
差
+
扌
:
Kitty Cat (cu) is examining error bars (差) in front of the observatory (o1). She rubs (搓) and rolls (搓) the error bars with a toy claw (扌) to see if it easily breaks.
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.