A pack of monosodium glutamate 80 grams, a pack of washing powder 420 grams, a pack of salt 500 grams, how many kilograms in total.
一包味精80克，一包洗衣粉420克，一包盐500克，合计多少千克．
<gadget id="calculator">80 + 420 + 500</gadget>
<output>1_000</output>

<gadget id="calculator">1_000 / 1_000</gadget>
<output>1</output>

<result>1</result>