math crossword

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Across
  1. 2. an expression with one addition or subtraction with at least two number
  2. 3. this is when it shows that to equations are equal
  3. 5. 6x7 is called a s
  4. 8. 87u+900-4 the 87 is called the
  5. 11. a number
  6. 13. 10x8=80 so 10 and 8 are ______ of 80
  7. 14. an expression without divison by a variable7
Down
  1. 1. the symbol for a number that you dont know yet is called a
  2. 4. two numbers that arent the same
  3. 6. this is what the heighest exponent equals
  4. 7. an expression in its original form is called
  5. 9. 87u+900-4 the 4 is called a
  6. 10. two numbers that are the same
  7. 11. an expression with three additions or subtraction with at least 4 numbers
  8. 12. an expression with two additions or subtractions with at least three numbers