Look at the fourth decimal place (ten-thousandths digit) to decide whether to round up or down.
• 34.6945: 3 dp means we look at the fourth decimal place, which is 5.
• Since the digit is 5, we round up the thousandths digit (4) by 1, making it 5.
• 34.6945 rounded to 3 decimal places is 34.695
Final Answer: 34.695