Chapter 1 Lessons 1-4 Vocab

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Across
  1. 3. A sentence that is true or false.
  2. 6. A letter or symbol that stands for an unknown number.
  3. 7. The mathematical process of addition, subtraction, multiplication, and division.
  4. 9. A number that is added to one or more numbers.
  5. 11. A mathematical sentence that includes at least one operation and a variable.
  6. 13. The arithmetic operation of combining numbers to find their sum or total
  7. 15. A whole number or its opposite.
  8. 16. A sentence that is neither true nor false.
Down
  1. 1. Numbers the same distance from zero but on different sides of zero on the number line.
  2. 2. A whole number less than zero.
  3. 4. A mathematical sentence that includes operations and numbers.
  4. 5. The branch of mathematics that uses both letters and numbers to show relations between quantities.
  5. 8. A number on the number line.
  6. 10. The study of the properties of and relations of numbers, using four basic operations - addition, subtraction, multiplication, and division
  7. 12. The number that multiplies the variable.
  8. 14. A whole number greater than zero.
  9. 17. The answer to an addition problem.