There are 89 students in the third grade of the experimental primary school, 24 more students in the fourth grade than the third grade, and 12 students less than the fifth grade. How many students are there in the fifth grade?
实验小学三年级有89人，四年级比三年级多24人，比五年级少12人，五年级有多少人？
<gadget id="calculator">89 + 24 + 12</gadget>
<output>125</output>

<result>125</result>