Focus on the pronunciation of add
English definition of “add”
/æd/ verb [T]
› to put something with something else in order to improve it or increase the number or amount: add sth to sth Investors can add more money to the fund at any time. You can add a link to your own website.
› to put one number or amount with another in order to calculate a total: add sth to sth You have to add the cost of postage to the subtotal. add sth together So when you add all those figures together, that is where 534 comes from.
› FINANCE to increase in value by a particular amount, or to make something increase in value by a particular amount: add sth to sth Today its shares added 7p to 460p.