Question

va rogggg ajutorrrr 12 si 13

Answer 1

ex 12
(54-6:2)+1=(54-3)+1=51+1=52    54-(6:2+1)=54-(3+1)=54-4=50
(24:4+4)x16=(6+4)x16=10x16=160    (24:4)+(4x16)=6+64=70
(29x7)+(4+96)=203+100=303      29x(7+4)+96=29x11+96=319+96=405

ex13
2674-1753+109=921+109=1030   2674-(1753+109)=2674-1862=1812
24:3x2=16   24:(3x2)=24:6=4