The number A is divided by 12, the quotient is 12, and the remainder is 3, so what is the dividend.
甲数除以12，商是12，余数是3，那么被除数数是多少．
<gadget id="calculator">12 * 12</gadget>
<output>144</output>

<gadget id="calculator">144 + 3</gadget>
<output>147</output>

<result>147</result>