A careless child, when doing subtraction, regarded the 5 on the subtraction tens place as 3, and the result was a difference of 148. What should be the correct answer?
一位粗心的小朋友，在做减法时，把减数十位上的5看成了3，结果得到的差是148，正确的答案应该是多少．
<gadget id="calculator">5 - 3</gadget>
<output>2</output>

<gadget id="calculator">2 * 10</gadget>
<output>20</output>

<gadget id="calculator">148 - 20</gadget>
<output>128</output>

<result>128</result>