Question 1
Find the values of the letters in the following and give reasons for the steps involved.
$3A\underset{–}{+25}\underset{–}{B2}$

Question 5
Find the values of the letters in the following and give reasons for the steps involved.
$AB$
$\underset{–}{\times 3}$
$\underset{–}{CAB}$

Question 2
Find the values of the letters in the following and give reasons for the steps involved.
$4A\underset{–}{+98}\underset{–}{CB3}$

Question 3
Find the values of the letters in the following and give reasons for the steps involved.
$1A$
$\underset{–}{\times A}$
$\underset{–}{9A}$

Question 9
Find the values of the letters in the following and give reasons for the steps involved.
$2AB$
$\underset{–}{+AB1}$
$\underset{–}{B18}$

Question 10
Find the values of the letters in the following and give reasons for the steps involved.
$12A$
$\underset{–}{+6AB}$
$\underset{–}{A09}$