Xiaodong is calculating "34-▲*3" from left to right, and the calculated result is 90, so what is the correct answer?
小东在计算"34-▲*3"按从左向右依次计算，算出地结果是90，那么正确的答案是多少．
<gadget id="calculator">90 / 3</gadget>
<output>30</output>

<gadget id="calculator">34 - 30</gadget>
<output>4</output>

<gadget id="calculator">4 * 3</gadget>
<output>12</output>

<gadget id="calculator">34 - 12</gadget>
<output>22</output>

<result>22</result>