To build a 117-meter canal, 39 meters were built on the first day, and the rest (1/3) was repaired on the second day. How many meters were repaired on the second day?
修一条117米的水渠，第一天修了39米，第二天修了剩下的(1/3)，第二天修了多少米？
<gadget id="calculator">117 - 39</gadget>
<output>78</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">78 * (1/3)</gadget>
<output>26</output>

<result>26</result>