Eli5: Why is 2^9 + 2^9 = 2^10

1.14K views

Middle school teacher here, and this is driving me crazy! Thanks!

In: 2

14 Answers

Anonymous 0 Comments

Because every power of 2 is double the one before, and adding two numbers together is the same as doubling them.

You are viewing 1 out of 14 answers, click here to view all answers.