Xiaogang originally had 14.28 yuan, but bought a pen for 5.6 yuan, and then his mother gave him another 1.4 yuan. How much money does Xiao Gang have now?
小刚原来有14.28元钱，买一枝钢笔了5.6元，后来妈妈又给他1.4元．小刚现在有多少钱？
<gadget id="calculator">14.28 - 5.6</gadget>
<output>8.68</output>

<gadget id="calculator">8.68 + 1.4</gadget>
<output>10.08</output>

<result>10.08</result>