3 tons (1/8) and 1 ton (3/8), how many tons are combined.
3吨的(1/8)和1吨的(3/8)，合起来是多少吨．
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">3 * (1/8)</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">1 * (3/8)</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">(3/8) + (3/8)</gadget>
<output>3/4 = around 0.75</output>

<result>3/4 = around 0.75</result>