The canteen bought 78.6 kilograms of rice, 17.4 kilograms less than twice the amount of flour bought. How many kilograms of flour did the canteen buy?
食堂买来大米78.6千克，比买来的面粉的2倍少17.4千克，食堂买来的面粉多少千克？
<gadget id="calculator">17.4 + 78.6</gadget>
<output>96</output>

<gadget id="calculator">96 / 2</gadget>
<output>48</output>

<result>48</result>