The PTA had saved $400 set aside after a fundraising event. They spent a fourth of the money on school supplies. Then they spent half of what was left on food for the faculty. How much money did they have left?
They spent $400/4=$
<gadget id="calculator">400/4</gadget>
<output>100</output>
100 on school supplies.
They spent $300/2=$
<gadget id="calculator">300/2</gadget>
<output>150</output>
150 on food.
They had $300-150=$
<gadget id="calculator">300-150</gadget>
<output>150</output>
150 left.

<result>150</result>