A giraffe is 5.72 meters tall, which is 1/3 taller than an elephant. How tall is this elephant?
一只长颈鹿高5.72米，比一只大象高(1/3)．这只大象高多少米？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 + (1/3)</gadget>
<output>4/3 = around 1.333333</output>

<gadget id="calculator">5.72 / (4/3)</gadget>
<output>4.29</output>

<result>4.29</result>