^KACTIONS. 3©! 



3. Ecducc— and -r- to equivalent fractions, having n 



fiommon denominator, 



Ans. ' and — . 



ac ac 



4. Reduce -2. and --^ to fractions, having a comntq* 



be 



denominator. 



Ans. 7— and - — r — . 

 <^<; ^<; 



e. Reduce ~, — and dy to fractions, having a common 



^ 2a y 



denominator. . ^ ^^^^ 



Ans. ■ -2 — , --. — and -7 — -. 



0^<: oac oac 



6. Reduce ~, — and a4 — , to fractions, having ^ 

 4 3^ 



^ommon deno^linator. 



Ans. -^^ , and X_Z_, 



12^ 12-^ 12J! 



PROBLEM VI. 

 To ^^^ fractional qutintities together. 



RULE. * 



X, Reduce the fractions to a common denominator.* 



2. Add 



* In the addition of mixed quantities, it is best to bring the 

 fractional parts only to a common denominator, and to affix their 

 sum to the sum of the integers, interposing the proper sign. 



