Math

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Across
  1. 4. (two words) used in multi-step problems
  2. 7. part of our warm-up (two words)
  3. 8. has three sides and three vertices
  4. 10. a math symbol, less
Down
  1. 1. a math symbol, sum
  2. 2. a math symbol, less groups
  3. 3. part of a whole
  4. 5. a math symbol, more groups
  5. 6. (two word) graph with dots
  6. 9. opposite sides are parallel, four sides