A piece of iron wire is less than 8 meters, measure 4 meters from one end and record a point A, measure 4 meters from the other end and record a point B, then the length between A and B is exactly the full length (1/3), this How many meters is the wire?
一根铁丝不足8米，从一端量出4米记一点A，从另一端量出4米记一点B，这时A，B两点间的长度正好是全长的(1/3)，这根铁丝长多少米？
<gadget id="calculator">4 + 4</gadget>
<output>8</output>

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

<gadget id="calculator">1 + (1/3)</gadget>
<output>4/3 = around 1.333333</output>

<gadget id="calculator">8 / (4/3)</gadget>
<output>6</output>

<result>6</result>