How to make table column with wide on the same size

Yesterday Microsoft Office Student has teaches us about the creating table without mouse, To day Ms.Office student will teach us about the table also, but itis relate with column of table. i make it on the title How to make table column with wide on the same size?The wide of column on the table can arrange with the same size, it is easy!!Follow the way below to make table:1. Bring your mouse