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:
( ) = 88
( ) = 10
( )
1212 10 . 10 = 14 1 = 14/10 = 1,4
1. : *(+) = 1,4*(88+10) = 137,2
2.: 137,2*50/100 = 69
3. : 137,2*8/100 = 11 ( )
4. : 137,2*33/100 = 45 ( )
5. - : 137,2-2*11 = 115 2*45-2*11 = 68 115+68 = 183
6. - : 183-69 = 114 114/8 (- ) = 14,25 15 .
7. , : 69-4 ( ) = 65 65/3 = 21+2 : 21 : 21/2 = 10 +1 : 21+2 () +1 () = 24 1 . : 21-1=20 : 10 : 24+1 = 25 : 20+10+10+25+4 = 69
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