Explicație pas cu pas:
34÷2= (20+14):2=
= 20:2+14:2
=10+7
=17
45÷3= (30+15):3=
= 30:3+15:3
=10+5
=15
96÷8= (80+16):8=
= 80:8+16:8
=10+2
=12
91÷7= (70+21):7=
= 70:7+21:7
=10+3
=13
84÷7= (70+14):7=
= 70:7+14:7