The school cafeteria bought (5/6) tons of rice, first used (5/6) tons, and then used (1/12) tons, how many tons are shared between the two times?
学校食堂购买了(5/6)吨大米，先用去(5/6)后，又用去(1/12)吨，两次共用去多少吨？
<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">(5/6) * (5/6)</gadget>
<output>25/36 = around 0.694444</output>

<gadget id="calculator">1 / 12</gadget>
<output>1/12 = around 0.083333</output>

<gadget id="calculator">(25/36) + (1/12)</gadget>
<output>7/9 = around 0.777778</output>

<result>7/9 = around 0.777778</result>