Exponents
What’s an exponent? Well, really it’s just a kind of math shorthand. Instead of writing out 5 × 5 × 5, you write 53. The small number is how many times you multiply the number by itself. Simple! It’s meant to make math easier and less confusing… but if you’re not in on the secret, you’re missing out… and that just makes it more confusinng. So, learn more about exponents…
Exponents on Purple Math.
Exponents on Math Goodies.
Exponents on Math.com.