The number of students in the fourth grade of the experimental primary school is 18 fewer than that of the fifth grade. It is known that the number of students in the fifth grade is 1.2 times that of the fourth grade. How many students are there in the fifth grade? (solution with equation)
实验小学四年级学生人数比五年级少18人，已知五年级学生人数是四年级的1.2倍，五年级有学生多少人？(用方程解答)
<gadget id="calculator">1.2 - 1</gadget>
<output>0.2</output>

<gadget id="calculator">18 / 0.2</gadget>
<output>90</output>

<gadget id="calculator">1.2 * 90</gadget>
<output>108</output>

<result>108</result>