Tim got 3 nickels and 13 dimes for shining shoes, and in his tip jar found 7 dimes and 9 half-dollars. How much money did Tim get?
<gadget id="calculator">3 * 0.05</gadget>
<output>0.15</output>

<gadget id="calculator">13 * 0.1</gadget>
<output>1.3</output>

<gadget id="calculator">7 * 0.1</gadget>
<output>0.7</output>

<gadget id="calculator">9 * 0.5</gadget>
<output>4.5</output>

<gadget id="calculator">0.15 + 1.3 + 0.7 + 4.5</gadget>
<output>6.65</output>

<result>6.65</result>