Across
- 9. All rational and irrational numbers on the number line.
- 14. -3, -2, -1, 0, 1, 2, 3 …
- 15. Makes the number smaller.
- 20. A reasonable guess based on known information.
- 21. (Counting Numbers) – 1, 2, 3, 4, …
- 23. Numbers that cannot be written as a fraction (non-terminating, non-repeating decimals).
- 24. The ratio of a circle’s circumference to its diameter. Approximate value ≈ 3.14
- 27. 0, 1, 2, 3, …
- 28. A collection of numbers or objects grouped together. Example: {1, 2, 3}
- 29. Determine which number is greater or smaller.
- 30. Largest value.
- 31. A set whose elements are all contained in another set. Example: Whole numbers are a subset of integers.
Down
- 1. To find a value that is close to the exact answer.
- 2. Makes the number larger.
- 3. Line A visual representation of numbers placed in order.
- 4. The small raised number showing how many times to multiply a base number.
- 5. Arrange numbers from least to greatest or greatest to least.
- 6. Least to greatest.
- 7. The distance a number is from zero on a number line.
- 8. A way to write very large or very small numbers using powers of 10. Example: 3.2 × 10⁴
- 10. An item in a set.
- 11. Smallest value.
- 12. A visual model using overlapping circles to show relationships between sets.
- 13. Numbers that can be written as a fraction (terminating or repeating decimals).
- 16. An exponent that tells how many times to multiply by 10.
- 17. Root A number that, when multiplied by itself, equals a given number. Example: √16 = 4
- 18. A number written in regular decimal form. Example: 32,000
- 19. Greatest to least.
- 22. Different forms of the same number (Example: 0.5, ½, and 50%)
- 25. The number being multiplied (in scientific notation, the base is 10).
- 26. Square A number that has a whole number square root. Examples: 1, 4, 9, 16, 25, 36 …