Solve.
15. monday's high temperature was 6°c. the low temperature was -3°c.
what was the difference between the high and low temperatures?

The difference would be 9 degrees because -3+9=6

Think of it as five or above give it a shove. change the 5 or above to the right to a zero and add one to the number on the left.

Thats where they was ported and the fields that noone really knew much about needed tended, so they put slaves out there do free work and huge profits and so on the north decided to hold its own and was more different way of survival did not have same climate conditions to afford protecting slaves from winter so expenses be diff from south