Among the three scores (8/9), (6/7) and (9/10), how many are close to 1?
(8/9)、(6/7)和(9/10)三个分数中，多少接近1．
<gadget id="calculator">9 / 10</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">1 - (9/10)</gadget>
<output>1/10 = around 0.1</output>

<result>1/10 = around 0.1</result>