In a division formula, the sum of dividend, divisor, quotient, and remainder is 153, the quotient is 5, and the remainder is 2. What is the dividend?
在一个除法算式里，被除数、除数、商、余数的和是153，商是5，余数是2，被除数是多少．
<gadget id="calculator">153 - 2 - 5 - 2</gadget>
<output>144</output>

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

<gadget id="calculator">144 / 6</gadget>
<output>24</output>

<gadget id="calculator">24 * 5</gadget>
<output>120</output>

<gadget id="calculator">120 + 2</gadget>
<output>122</output>

<result>122</result>