(70-23)-(45-28)=47-17=30
(63+18)-(19+29)=81-48=33
(83-36)+(24+29)=47+53=100
A) (70-23)-(45-28)=30
Б) (63+18)-(24+29)=28
B) (83-36)+(24+29)=100
(70-23)-(45-28)=47-17=30
(63+18)-(19+29)=81-48=33
(83-36)+(24+29)=47+53=100
A) (70-23)-(45-28)=30
Б) (63+18)-(24+29)=28
B) (83-36)+(24+29)=100