@currPage
<TelerikGrid Data=@MyData EditMode="@GridEditMode.Inline" Pageable="true" Height="500px"
             OnDelete="@DeleteHandler" @bind-Page="@currPage" PageSize="@pageSize">
    <GridToolBar>
        <GridCommandButton Command="Add" Icon="add">Add Employee</GridCommandButton>
    </GridToolBar>
    <GridColumns>
        <GridColumn Field=@nameof(SampleData.ID) Title="ID" Editable="false" />
        <GridColumn Field=@nameof(SampleData.Name) Title="Name" />
        <GridCommandColumn>
            <GridCommandButton Command="Delete" Icon="delete">Delete</GridCommandButton>
        </GridCommandColumn>
    </GridColumns>
</TelerikGrid>

@code {
    int currPage { get; set; } = 1; // required for the workaround - we use it to put the grid on the previous page where there is data
    int pageSize { get; set; } = 10; // defaults to 10 anyway, showcases the logic and concept

    async Task DeleteHandler(GridCommandEventArgs args)
    {
        SampleData item = (SampleData)args.Item;

        // perform actual data source operation here through your service
        MyData.Remove(item);

        // workaround for deleting all items on the last page
        // we check if we're on the last page and if there are no items for it
        // if so - then we've deleted all of them and need to switch back to the previous page
        int totalPagesOfData = MyData.Count / pageSize;
        bool isOnLastPage = currPage > totalPagesOfData;
        bool noItemsOnLastPage = MyData.Count % pageSize == 0;
        if (isOnLastPage && noItemsOnLastPage)
        {
            currPage = currPage > 1 ? --currPage : 1;
        }
    }



    // in a real case, keep the models in dedicated locations, this is just an easy to copy and see example
    public class SampleData
    {
        public int ID { get; set; }
        public string Name { get; set; }
    }

    public List<SampleData> MyData { get; set; }

    protected override void OnInitialized()
    {
        MyData = new List<SampleData>();

        for (int i = 1; i < 23; i++)
        {
            MyData.Add(new SampleData()
            {
                ID = i,
                Name = "Name " + i.ToString()
            });
        }
    }
}