Mom pays 52 yuan for electricity and 86 yuan for water. How much more is she going to pay for water than for electricity?
妈妈缴电费用去52元，缴水费用去86元，缴水费比缴电费多用去多少元．
<gadget id="calculator">86 - 52</gadget>
<output>34</output>

<result>34</result>