Ipad Cellular
Can I use my cellphone SIM card on my iPad?
iPad Pro 11-inch Wi-Fi, Cellular
Can I use my cellphone SIM card on my iPad?
iPad Pro 11-inch Wi-Fi, Cellular
If you bought a wifi-only iPad (as shown in the footer of your post), it does not have a place to install a SIM card, nor does it have the radio electronics and antennas to connect to the cellular data system.
That is a question best asked your carrier
Ipad Cellular