: .....................................................................
: :
1) -6 + - 3 = 2) 5 - 7 = 3) -4 - 6 =
4) - 35 5 = 5) + = 6) - =
7) = 8) 25 =
: () :
1) 3 + 4 = 2) 2 - -5 = 3) 3 8 =
() :
1) 3 + 6 = 3 ( ....... + ........ ) 2) 2 - 25 = ( - .)( + )
3) 6 8 ......... 4) 4 10 .........
5) = .................. 6) = ........... ............
7) ( + 4 ) ( + 2 ) = 2 + ........ + .........
: ) :
+ 2 = 7 3 1 = 5
) = 3 = 2 5 3
: () :
= ............................. = ........................
() :
= ............. = ...............
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