27•76+76:45

To solve the expression "27.76 + 76 ÷ 45", you need to follow the order of operations, often remembered by the acronym PEMDAS/BODMAS:

• Parentheses/Brackets
• Exponents/Orders
• Multiplication and Division (from left to right)
• Addition and Subtraction (from left to right)

Since there are no parentheses, exponents, or multiplication in the expression, we'll start with division before we do the addition:

1. 76 ÷ 45 = 1.6888888889 (approximately, if we round to 10 decimal places)

Next, perform the addition:

2. 27.76 + 1.6888888889 = 29.448888889 (approximately)

Therefore, the result of the expression "27.76 + 76 ÷ 45" is approximately 29.448888889 when rounded to nine decimal places.