Răspuns :
606÷3=202
15×12=180
202+180=380
2
(160+40)÷4=200÷4=50
160÷4+40÷4=40+10=50
(625-305)÷5=320÷5=64
625÷5-305÷5=125-61=64
3
x÷6=102r3
x=102×6+3=612+3=615
4
651÷x=5r1
x=(651-1)÷5=130
15×12=180
202+180=380
2
(160+40)÷4=200÷4=50
160÷4+40÷4=40+10=50
(625-305)÷5=320÷5=64
625÷5-305÷5=125-61=64
3
x÷6=102r3
x=102×6+3=612+3=615
4
651÷x=5r1
x=(651-1)÷5=130
1) 606:3+15x12=202+180=382
2) a.(160+40):4=200:4=50
b.(160+40):4=160:4+40:4=40+10=50
a.(625-305):5=320:5=64
b.(625-305):5=625:5-305:5=125-61=64
3) 102x6+3=612+3=615
4) 651:a=5 r 1
a=(651-1):5
a=650:5
a=130
Sper ca te-am ajutat!=)))))
2) a.(160+40):4=200:4=50
b.(160+40):4=160:4+40:4=40+10=50
a.(625-305):5=320:5=64
b.(625-305):5=625:5-305:5=125-61=64
3) 102x6+3=612+3=615
4) 651:a=5 r 1
a=(651-1):5
a=650:5
a=130
Sper ca te-am ajutat!=)))))