11 sa nu il facet
doar 7,8,9,10 sal facet dau 30 de puncte si coroana

7) 0,42+0,92-0,52=1,34-0,52=0,82.
8)(3,5:0,5+1,2)2-1,4=(35:5+1,2)2-1,4=
=(7+1,2)2-1,4=8,2*2-1,4=16,4-1,4=15.
9.)[(3*2+3*4):(23-20)+4*3+2]2-25=
=(18:3+12+2)2-25=(6+12+2)2-25=
=20*2-25=40-25=15.
10.){1+2 [3+4 (5*6+7)]}:3-100=
=[1+2(3+4*37)]:3-100=[1+2 (3+148)]:3-100=(1+2*151):3-100=(1+302):3-100=
=303:3-100=101-100=1.