The weight of a blue whale is 197 tons, which is 4.5 tons more than 35 times the weight of an elephant. How many tons does an elephant weigh?
一头蓝鲸的体重是197吨，比一头大象体重的35倍还多4.5吨，一头大象的体重是多少吨？
<gadget id="calculator">197 - 4.5</gadget>
<output>192.5</output>

<gadget id="calculator">192.5 / 35</gadget>
<output>5.5</output>

<result>5.5</result>