The precipitation in our city in June is 42 millimeters, and it is 14 millimeters less in July than in June. How many millimeters of precipitation are there in two months?
我们城市六月份的降水量是42毫米，七月份比六月份少了14毫米．两个月一共降水多少毫米？
<gadget id="calculator">42 - 14</gadget>
<output>28</output>

<gadget id="calculator">28 + 42</gadget>
<output>70</output>

<result>70</result>