1- Calcule o mmc entre os números abaixo:
a)mmc (8.20) d)mmc (15,12) g)mmc (10,16)
b)mmc (18,40) e)mmc (9,40) h)mmc (20,30)
c)mmc (50,12) f)mmc (4,36) i)mmc (25,90)
2-Calcule:
a)mmc (2,12,8) c)mmc (8,10,25) e)mmc (8,10,25)
b)mmc (15,5,30) d)mmc (3,12,30) f)mmc (14,36,100)
Soluções para a tarefa
Resposta:
Só um minuto
Explicação passo-a-passo:
8,20/2
4,10/2
2,5/2
1,5/5
1,1/2×2×2×5=50
1) a) 8, 20 | 2
4, 10 | 2
2, 5 | 2
1, 5 | 5
1, 1 | 1
MMC = 2 . 2 . 2 . 5 = 40
b) 18, 40 | 2
9, 20 | 2
9, 10 | 2
9, 5 | 3
3, 5 | 3
1, 5 | 5
1, 1 | 1
MMC = 2 . 2 . 2 . 3 . 3 . 5 = 360
c) 50, 12 | 2
25, 6 | 2
25, 3 | 3
25, 1 | 5
5, 1 | 5
1, 1 | 1
MMC = 2 . 2 . 3 . 5 . 5 = 300
d) 15, 12 | 2
15, 6 | 2
15, 3 | 3
5, 1 | 5
1, 1 | 1
MMC = 2 . 2 . 3 . 5 = 60
e) 9, 40 | 2
9, 20 | 2
9, 10 | 2
9, 5 | 3
3, 5 | 3
1, 5 | 5
1, 1 | 1
MMC = 2 . 2 . 2 . 3 . 3 . 5 = 360
f) 4, 36 | 2
2, 18 | 2
1, 9 | 3
1, 3 | 3
1, 1 | 1
MMC = 2 . 2 . 3 . 3 = 36
g) 10, 16 | 2
5, 8 | 2
5, 4 | 2
5, 2 | 2
5, 1 | 5
1, 1 | 1
MMC = 2 . 2 . 2 . 2 . 5 = 80
h) 20, 30 | 2
10, 15 | 2
5, 15 | 3
5, 5 | 5
1, 1 | 1
MMC = 2 . 2 . 3 . 5 = 60
i) 25, 90 | 2
25, 45 | 3
25, 15 | 3
25, 5 | 5
5, 1 | 5
1, 1 | 1
MMC = 2 . 3 . 3 . 5 . 5 = 450
2) a) 2, 12, 18 | 2
1, 6, 9 | 2
1, 3, 9 | 3
1, 1, 3 | 3
1, 1, 1 | 1
MMC = 2 . 2 . 3 . 3 = 36
b) 15, 5, 30 | 2
15, 5, 15 | 3
5, 5, 5 | 5
1, 1, 1 | 1
MMC = 2 . 3 . 5 = 30
c) 8, 10, 25 | 2
4, 5, 25 | 2
2, 5, 25 | 2
1, 5, 25 | 5
1, 1, 5 | 5
1, 1, 1 | 1
MMC = 2 . 2 . 2 . 5 . 5 = 200
d) 3, 12, 30 | 2
3, 6, 15 | 2
3, 3, 15 | 3
1, 1, 5 | 5
1, 1, 1 | 1
MMC = 2 . 2 . 3 . 5 = 60
e) 8, 10, 25 | 2
4, 5, 25 | 2
2, 5, 25 | 2
1, 5, 25 | 5
1, 1, 5 | 5
1, 1, 1 | 1
MMC = 2 . 2 . 2 . 5 . 5 = 200
f) 14, 36, 100 | 2
7, 18, 50 | 2
7, 9, 25 | 3
7, 3, 25 | 3
7, 1, 25 | 5
7, 1, 5 | 5
7, 1, 1 | 7
1, 1, 1 | 1
MMC = 2 . 2 . 3 . 3 . 5 . 5 . 7 = 6300