There are 280 oranges in the first basket, and the number of oranges in the second basket is (1/7) of the first basket. If you take out 8 oranges from the first basket and put them in the second basket each time, how many times you take them out? , the number of two baskets of oranges is the same?
第一筐有橘子280个，第二筐的橘子个数是第一筐的(1/7)，如果每次从第一筐中取出8个橘子放入第二筐中，那么取出多少次后，两筐橘子的个数就一样多？
<gadget id="calculator">1 / 7</gadget>
<output>1/7 = around 0.142857</output>

<gadget id="calculator">280 * (1/7)</gadget>
<output>40</output>

<gadget id="calculator">40 + 280</gadget>
<output>320</output>

<gadget id="calculator">320 / 2</gadget>
<output>160</output>

<gadget id="calculator">280 - 160</gadget>
<output>120</output>

<gadget id="calculator">120 / 8</gadget>
<output>15</output>

<result>15</result>