Autumn is a harvest season. Xiao Le and his brother and sister went to the orchard to experience life. Xiao Le and his elder brother picked a total of 160 apples, but his elder brother distributed 20 of his own apples to his elder sister, and Xiao Le picked another 10 apples. At this time, the number of apples of the elder brother is 5 times that of Xiao Le. So, how many apples did Xiao Le pick?
秋天是个丰收的季节，小乐和哥哥、姐姐一起去果园体验生活．小乐和哥哥共采摘了160个苹果，哥哥却把他自己的苹果分给了姐姐20个，而小乐自己又采了10个．这时，哥哥的苹果数是小乐的5倍．那么，原来小乐采摘了多少个苹果．
<gadget id="calculator">160 - 20</gadget>
<output>140</output>

<gadget id="calculator">140 + 10</gadget>
<output>150</output>

<gadget id="calculator">5 + 1</gadget>
<output>6</output>

<gadget id="calculator">150 / 6</gadget>
<output>25</output>

<gadget id="calculator">25 - 10</gadget>
<output>15</output>

<result>15</result>