Question

elva monitors her savings account online. on day withdraws money, and the change to her account balance is -$51.25. on tuesday she deposits money and the change to her balance is +$39.50. she wants to know the total change in her account after the two transactions.
you found that the total change in elvas account balance is about -$10.
what is the exact change to elvas account balance, in dollars?
-51.25 + 39.50 = \boxed{}

Explanation:

Step1: Rewrite as subtraction

$-51.25 + 39.50 = 39.50 - 51.25$

Step2: Calculate the difference

$39.50 - 51.25 = -11.75$

Answer:

$-11.75$