. Выполните действия:
а) 8,965 + ( 3,636 - 2,356 ) = б) 3,449 - ( 2, 368 + ( 3,534 - 2,341 ))=

а) 8,965+ (3,636-2,356)=8,965+1,28= 10,245
б) 3.449- (2,368+(3,534-2,341))=3,449-(2,368+1,193)= 3,449-3,561= -0,112