A bundle of wires is 250 meters long, 12 meters are used for the first time, and 9 times of the first time is used for the second time. How many meters is the bundle of wires shorter than the original one?
一捆电线长250米，第一次用去12米，第二次用去的是第一次用去的9倍，这捆电线比原来短了多少米．
<gadget id="calculator">12 * 9</gadget>
<output>108</output>

<gadget id="calculator">108 + 12</gadget>
<output>120</output>

<result>120</result>