The height of a giraffe in the zoo is 6.01 meters, and the height of a gorilla is 1.64 meters. How much taller is this giraffe than a gorilla?
动物园里一只长颈鹿的身高是6.01米，一只大猩猩的身高是1.64米．这只长颈鹿比大猩猩高多少米？
<gadget id="calculator">6.01 - 1.64</gadget>
<output>4.37</output>

<result>4.37</result>