Laws<span> of </span>Exponents<span>. </span>Exponents<span> are also called Powers or Indices. The </span>exponent<span> of a number says how many times to use the number in a multiplication. In this example: 8</span>2<span> = 8 × 8 = 64. In words: 8</span>2<span> could be called "8 to the second power", "8 to the power 2" or simply "8 squared"</span>