Question

add. 4.068 + 15 + 0.105
6.618
19.173
19.83
4.188

Explanation:

Step1: Align decimal points

$4.068 + 15.000 + 0.105$

Step2: Add the decimal parts

$0.068 + 0.000 + 0.105 = 0.173$

Step3: Add the whole number parts

$4 + 15 + 0 = 19$

Step4: Sum whole and decimal parts

$19 + 0.173 = 19.173$

Answer:

19.173 (corresponding to the option: 19.173)