Use the distributivity of multiplication of rational numbers over their addition to simplify:
(i) 
(ii) 
(iii) 
(iv) 
(i) 
* 
+ 
* 10
= 
+ 6
= 
+ 
= 
(ii) 
* (
)
= 
* 
= -6
(iii) 
* (
)
= 
* 
= 
(iv) 
* (
)
= 
* 
= 
4
Use the distributivity of multiplication of rational numbers over their addition to simplify:
(i)
(ii)
(iii)
(iv)
(i) * + * 10
= + 6
= +
=
(ii) * ()
= *
= -6
(iii) * ()
= *
=
(iv) * ()
= *
=