If a solver flips a coin 211 times and gets a head on 65 of the flips, how many more tails than heads did he get?
If the solver got a head in 65 of the 211 flips, he got 211-65 =
<gadget id="calculator">211-65</gadget>
<output>146</output>
146 tails.
The number of tails than he got more than head is 146-65=
<gadget id="calculator">146-65</gadget>
<output>81</output>
81.

<result>81</result>