Operations on Integers

123456
Across
  1. 1. are number that are multiplied
  2. 4. Principle for Multiplication it doesn't matter which of the number comes first when you multiply
  3. 6. for adding zero a+0=a and 0+a=a
Down
  1. 2. Principle for Addition (a+b)+c=a+(b+c)
  2. 3. in algebra we show using a dot or parentheses for
  3. 5. Opposites a+-a=0 and -a+a=0
  4. 6. numbers are numbers that can only be factored into 1 times