Week 3 Vocabulary Quiz

12345
Across
  1. 3. the answer to an addition problem
  2. 4. Property 8+4=12 is the same as 4+8=12
  3. 5. sum, more, increase, all together, total
Down
  1. 1. a number close to an exact amount
  2. 2. Property (10+4)+2 is the same as 10+(4+2)