Before starting her shift, a waitress checks to make sure there is enough mustard for her customers. She finds 0.25 of a bottle at the first table, 0.25 of a bottle at the second table, and 0.375 of a bottle at the third table. Altogether, how many bottles of mustard does the waitress find?
<gadget id="calculator">0.25 + 0.25 + 0.375</gadget>
<output>0.875</output>

<result>0.875</result>