There are 190 student exams in the sixth grade, 178 students passed the mathematics exam, 181 students passed the Chinese exam, and 174 students passed the English exam. So how many students are there who pass all three subjects?
六年级共有190个学生考试，数学考试有178人及格，语文考试有181人及格，英语考试有174人及格，那么三科全部及格的学生至少有多少人．
<gadget id="calculator">190 - 178</gadget>
<output>12</output>

<gadget id="calculator">190 - 181</gadget>
<output>9</output>

<gadget id="calculator">190 - 174</gadget>
<output>16</output>

<gadget id="calculator">12 + 9 + 16</gadget>
<output>37</output>

<gadget id="calculator">190 - 37</gadget>
<output>153</output>

<result>153</result>