Align and Add Decimals: To find the sum of 1.191 and 76.79, we need to align the decimal points and add the numbers.Calculation: 1.191+76.79------
Start Adding from Rightmost Digit: When adding the numbers, we start from the rightmost digit and move to the left. If there is no digit in a place value, we can assume it is zero.Calculation:1.191+76.790------77.981