The fruit shop shipped 140 kilograms of pears and 4 boxes of 23 kilograms each. How many kilos of pears are left?
水果店运来140千克梨，运走4箱，每箱23千克．还剩多少千克梨？
<gadget id="calculator">23 * 4</gadget>
<output>92</output>

<gadget id="calculator">140 - 92</gadget>
<output>48</output>

<result>48</result>