Răspuns :
a)
770/10/11*(72/6-36/12)=
1. 72/6=12
2.36/12=3
3. 12-3=9
4. 770/10=77
5. 77/11=7
6. 7*9=63
b) 2(409-90/(7-2))-6=
1. 7-2=5
2. 90/5= 18
3. 409-18=391
4. 2*391= 782
5. 782-6= 776
a)
770/10/11*(72/6-36/12)=
1. 72/6=12
2.36/12=3
3. 12-3=9
4. 770/10=77
5. 77/11=7
6. 7*9=63
b) 2(409-90/(7-2))-6=
1. 7-2=5
2. 90/5= 18
3. 409-18=391
4. 2*391= 782
5. 782-6= 776