Lesson 2 Vocabulary

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Across
  1. 2. answer to an addition problem
  2. 5. a number sentence
  3. 6. rounding with a close number or answer
  4. 7. the numbers you add together
  5. 8. answer to a subtraction problem
  6. 9. addends change groups but the answer is the same
  7. 10. a number plus zero equals that number
Down
  1. 1. finding the closest number with 0 or 5
  2. 3. problem used to check another problem
  3. 4. adding numbers in any order and getting the same answer