Step-by-step explanation:
Given parameters:
Income for the month = $3680
Expenses for the month = $3290
Unknown:
Use integer addition to find business's total profit or loss = ?
Solution:
To find the net profit or loss, subtract the expenses from the income.
When income is more than expenses, we have net profit;
Profit = Income - expenses
$3680
- $3290
⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻
$390
⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻⁻
The profit is $390
