Question

h) 28+ [50 - (24 +2) -10] =
i) 20+ [ 13+ (10 - 6) + 4) =
j) 52 - {12 + [ 15 - ( 8 -- 4)]}=
50 - [ 37 - (15 +8 )]=​

Answer 1

Resposta:

28+(50-26-10)=

28+(24-10)=

28+14=

42

20+(13+4+4)=

20+(17+4)=

20+21=

41

52-[12+(15-4)=

52-(13+19)=

52-32=

20

50-(37-28)=

50-9=

41