Week 1 Vocabulary

12345
Across
  1. 2. natural numbers, their opposites, and zero
  2. 4. either vertical or horizontal, starting at zero, the positive numbers progress to the right (or up) and the negative numbers progress to the left (or down)
  3. 5. the set of numbers containing all of the rational and irrational numbers
Down
  1. 1. why a mathematical idea is important and how it works
  2. 3. can be Integers, fractions, and repeating and terminating decimals