If the natural number 6 is written on the right side of a certain natural number, a new natural number is obtained. The new natural number is 60 more than the original one. What is the new natural number?
如果把自然数6写在某个自然数的右端，得到一个新的自然数，新的自然数比原来增加了60，新的自然数是多少．
<gadget id="calculator">60 - 6</gadget>
<output>54</output>

<gadget id="calculator">10 - 1</gadget>
<output>9</output>

<gadget id="calculator">54 / 9</gadget>
<output>6</output>

<gadget id="calculator">6 + 60</gadget>
<output>66</output>

<result>66</result>