Solution:
1. Initial amounts:
- Amount issued by check: USD 149.99 (withdrawal)
- Amount deposited: USD 84.50 (deposit)
2. The net change in the account can be found by subtracting the withdrawal from the deposit:
84.50 - 149.99
3. Perform the arithmetic:
= 84.50 - 149.99
= -65.49
4. Interpret the result:
The net change in Leila's account is USD -65.49, indicating a decrease.