math

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Across
  1. 4. the rule that tells us the sequence in which we should solve an expression with multiple operation
  2. 8. a number multiplied by a variable
  3. 9. a number that includes negative and positive numbers
Down
  1. 1. if it always assumes the same value independent of how its parameters are varied.
  2. 2. a sentence with a minimum of two numbers or variables and at least one math operation.
  3. 3. symbol (usually a letter) standing in for an unknown numerical value in an equation.
  4. 5. a statement of the equality of two mathematical expressions
  5. 6. a number expressed as a quotient, in which a numerator is divided by a denominator
  6. 7. one of the types of numbers, which has a whole number and the fractional part separated by a decimal point.