Tiffany baked 8 brownies, but needed 17 total for her party. If she used 8 cups of flour on each one, how much cups of flour does she still need?
<gadget id="calculator">17 - 8</gadget>
<output>9</output>

<gadget id="calculator">8 * 9</gadget>
<output>72</output>

<result>72</result>