8 is a composite number and the first number which is neither prime nor semiprime. By Mihăilescu's Theorem, it is the only nonzero perfect power that is one less than another …

Step 1: Enter the expression you want to evaluate. The Math Calculator will evaluate your problem down to a final solution. You can also add, subtraction, multiply, and divide and …

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This is where you can practice the 8 times table by entering all the answers and then checking how many you got right. There are various ways the tables can be practiced.

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"Section 8" is common U.S. slang for "crazy," based on the U.S. military's Section 8 discharge for mentally unfit personnel. In China, "8" is used in chat speak as a term for parting.