Respuesta :
When you a positive number from a negative number you can just add the numbers and make the sum negative.
-23 - 7.2 is like -1(23 + 7.2).
So the answer is -30.2, answer choice A.
-23 - 7.2 is like -1(23 + 7.2).
So the answer is -30.2, answer choice A.