Calcule o mdc:
A) 180,240 e 270
B) 400 e 320
C) 150 e 120
D)168 e 180
E) 30, 36 e 42
Soluções para a tarefa
Resposta:
a) 180, 240, 270|2
90, 120, 135 |2
45, 60, 135 |2
45, 30, 135 |2
45, 15, 135 |3
15, 5, 45 |3
5, 5, 15 |3
5, 5, 5 |5
1, 1, 1
mdc = 2 • 3 • 5 = 30
b) 400, 320|2
200, 160 |2
100, 80 |2
50, 40 |2
25, 20 |2
25, 10 |2
25, 5 |5
5, 1 |5
1, 1
mdc = 2⁴ • 5 = 80
c) 150, 120|2
75, 60 |2
75, 30 |2
75, 15 |3
25, 5 |5
5, 1 |5
1, 1
mdc = 2 • 3 • 5 = 30
d) 168, 180|2
84, 90 |2
42, 45 |2
21, 45 |3
7, 15 |3
7, 5 |5
7, 1 |7
1, 1
mdc = 2 • 2 • 3 = 12
e) 30, 36, 42|2
15, 18, 20 |2
15, 9, 10 |2
15, 9, 5 |3
5, 3, 5 |3
5, 1, 5 |5
1, 1, 1
mdc = 2 • 3 = 6