Using 7 identical numbers and using plus and minus signs appropriately, you can calculate 1000, for example, 1111-111=1000. Try 8 identical numbers (and use plus and minus signs appropriately) to calculate 1000.
用7个相同的数字并且适当使用加、减号，可以计算出1000，例如1111-111=1000．试用8个相同的数字(并且适当使用加号、减号)来计算1000．
<gadget id="calculator">888 + 88 + 8 + 8 + 8</gadget>
<output>1_000</output>

<result>1_000</result>