Exponents

Scientific or Algebraic calculator ALWAYS uses order of operations. Arithmetic calculator ALWAYS goes left to right . Divisibility. Divisor Rule. 2 any even number. 3 the sum of the digits must be divisible by 3. 5 the digit in the ones place must be 0 or 5. 6 any number that is divisible by both 3 and 2 ................
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