Exerciții circulare 100-3-30;97-60-7;73+2+22;30+66+4;47+40-14;67-27+7;

Răspuns :

100-3-30= 70-3= 67
97-60-7=90-60=30
73+2+22=95+2=97
30+66+4=30+70=100
47+40-14=47+26=73
67-27+7=40+7=47