Calculate 67403 + 888
If 8563+1299=4376 and 4321+8760=6540 then 67403+888=?Correct answers: 36
The first user who solved this task is Manguexa Wagle.
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Edison patentIn 1880, Thomas A. Edison was granted a U.S. patent for his invention of an "Electro-Chemical Receiving-Telephone" (No. 231,704). |