There is a 1-meter-long iron wire. Dad used one-sixth of a meter for the first time, and five-sixths of a meter for the second time. How many meters did Dad use in total?
有一根1米长的铁丝，爸爸第一次用了六分之一米，第二次用了六分之五米，爸爸一共用了多少米？
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">(1/6) + (5/6)</gadget>
<output>1</output>

<result>1</result>