Question

a)13_(6,1+4,8)
b)[(-5/6+1/2)+2/3]-2/3
c)-0,3+[1/10-(1,2+7/10)]
d){1+[98,2-5,3)-6]}+(4,5-0,9
Resolva as expressões ​

Answer 1

não sei tchau ;-;

;-;