Xiaomei spent 5.4 yuan on stationery, leaving 4.7 yuan. How much money did Xiaomei have?
小梅买文具用去5.4元，还剩4.7元．小梅原来有多少元钱？
<gadget id="calculator">5.4 + 4.7</gadget>
<output>10.1</output>

<result>10.1</result>