Two iron wires are 78 decimeters and 24 decimeters long respectively. If they are cut into small pieces of equal length, how many small pieces can be cut into at least?
两根铁丝分别长78分米和24分米，把它们截成长度相等的小段，最少可以截成多少小段？
<gadget id="calculator">2 * 3</gadget>
<output>6</output>

<gadget id="calculator">78 / 6</gadget>
<output>13</output>

<gadget id="calculator">24 / 6</gadget>
<output>4</output>

<gadget id="calculator">13 + 4</gadget>
<output>17</output>

<result>17</result>