div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: 1cdnedlio€¦ · Analyzing Numerical Data: Validating Identification Numbers Credit cards have 16-digit numbers of which the first 15 digits identify the credit card src=https:reader030vdocumentsusreader030viewer20220202145b1666b17f8b9a4f6d8bbdc6html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv