Glue together 3 paper strips with a length of 5 cm. The length of the glued part is 5 mm. How many centimeters is the length of the glued paper strips?
把3张长5厘米的纸条黏到一起，黏合的部分长5毫米，黏成的纸条长多少厘米？
<gadget id="calculator">5 * 3</gadget>
<output>15</output>

<gadget id="calculator">5 * 2</gadget>
<output>10</output>

<gadget id="calculator">10 / 10</gadget>
<output>1</output>

<gadget id="calculator">15 - 1</gadget>
<output>14</output>

<result>14</result>