\(4.55+9.73=\) _____.
\(4.55+9.73=\) 14.28.
Step 1: Line up the decimal points.
\(4.55\)
\(+\;9.73\)
Step 2: Add the hundredths (rightmost digits).
\(5 + 3 = 8\)
Write \(8\) in the hundredths place.
Step 3: Add the tenths.
\(5 + 7 = 12\) tenths
That is \(1.2\). Write \(2\) in the tenths place and carry \(1\) to the ones place.
Step 4: Add the ones (include the carry).
\(4 + 9 + 1 = 14\)
Step 5: Bring the decimal point straight down.
The sum is \(14.28\).