Now copy this formula to cells G6, G7, and G8. To do this click on cell G5 to make it the active
cell. Then open the EDIT menu and choose the COPY command (a flashing border should now
appear around the cell G5). Now click on cell G6 and drag the pointer so the range of cells from
G6 to G8 are now highlighted. At this point you need to open the EDIT menu again, but this
time selected the PASTE option. . Notice that when you copy this formula into other cells the
row numbers for the cells change according to the row into which the formula