select a table or cells
Select a table: Tap anywhere in the table, then tap in the top-left corner.
Select a cell: Tap it.
Select a range of adjacent cells: Tap a cell, then pinch and drag a blue dot across the range of adjacent cells.
Select all cells in the table: Tap a cell, tap Select Cells, then tap Select All. When you finish selecting, tap Done.
Edit a cell’s contents: Double-tap a cell.
Select a single row or column: Tap the number or letter for the row or column.
Select multiple adjacent rows or columns: Tap the number or letter for a row or column, then pinch and drag a blue dot across the adjacent rows or columns.
Select nonadjacent rows or columns: Tap the number or letter for a row or column, tap Select Cells, then tap more rows or columns and drag a blue dot across the cells you want to select (or tap Select All to select all cells in the table). When you finish selecting, tap Done.