Teacher Wang distributes 6 different books to students A, B, and C. Each student has 2 books. How many different ways are there?
王老师把6本不同的书分给甲、乙、丙三个同学，每个同学2本，有多少种不同的分法？
<gadget id="calculator">5 / 2</gadget>
<output>5/2 = around 2.5</output>

<gadget id="calculator">6 * (5/2)</gadget>
<output>15</output>

<gadget id="calculator">6 - 2</gadget>
<output>4</output>

<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">4 * (3/2)</gadget>
<output>6</output>

<gadget id="calculator">6 - 2 - 2</gadget>
<output>2</output>

<gadget id="calculator">2 / 2</gadget>
<output>1</output>

<gadget id="calculator">15 * 6 * 1</gadget>
<output>90</output>

<result>90</result>