To apply Numbering:
(i) Select the text to be numbered.
(ii) Format ⟶ Bullets and Numbering.
(iii) Select Numbering type Tab.
(iv) The Bullets and Numbering dialog box appears with different styles of numbering are displayed.
(v) Click on the required style.
(vi) Click Ok button.
(vii) The selected text is numbered.

The style of bullets and numbering can be changed by applying the following steps:
(i) Select the text to be bulleted
(ii) Format ⟶ Bullets and Numbering
(iii) Select Bullets Tab
(iv) The Bullets and Numbering dialog box appears with different styles of bullets are displayed.
(v) Click on the required style.
(vi) Click OK button.
(vii) The selected text is bulleted.
(viii) The Bullets and Numbering dialog box with the bullets tab is displayed.

Bullets: This icon is used to add a bullet character to the start of each paragraph. This is suitable when the text has to be presented as a list of items preceded by a bullet symbol and no sequence has to be followed. Bullets are quickly created by clicking on the bullet icon
Numbering: This icon is used to add a numeral to the start of the each paragraph. Numbering is more suitable when the text has to be presented as a sequence. In numbered list, each paragraph begins with an expression that includes a number or letter and a separator such as a period or parenthesis
 

(i) Left-alignment - A paragraph's text is LEFT aligned when it is aligned evenly along the left margin and uneven along the right margin. This is the default alignment when a paragraph is typed.
(ii) Right-alignment - A paragraph's text is RIGHT aligned when it is aligned evenly along the right margin and uneven along the left margin.
(iii) Center-alignment- All the lines in the paragraph are aligned to the center of the page size.
(iv) Justified-alignment - All the lines in the paragraph, are arranged evenly both on the left and right margins. This is achieved in writer by automatically inserting additional space between the words.

Coping text:
To copy a text from one location to another
(i) Select the text to be copied
(ii) Click Ctrl + C or Copy Icon or Edit ⟶ Copy
(iii) A duplicate copy of the text is made and send to the clipboard
(iv) Take the insertion pointer to the new location to be copied and
(v) Click Ctrl + V or Paste Icon or Edit ⟶ Paste
(vi) The required text is copied to the required location.