Step-by-step explanation:To solve the equation 3.94 + 511.89 = 546.83, we can add the numbers on the left side to get the value on the right side. First, we add the whole numbers: 3 + 511 = 514. Then, we add the decimal parts: 0.94 + 0.89 = 1.83. Finally, we combine the whole numbers and the decimal parts: 514 + 1.83 = 515.83. Therefore, the answer to the equation 3.94 + 511.89 is 515.83.
