Question

27)calcule
a)mm (50,75)
b)mmc (60,24)
c)mmc (28,48)
d)mmc (10,12,45)
e)mmc (6,8,12,15)
f)mmc 12,18,36,40)

Answer 1

a) 50,75|2
25,75|3
25,25|5
5 , 5 |5
1 , 1

2×3 × 5×5
6 25

25
×6
150

a) MMC 150

b) 60,24|2
30,12|2
15, 6|2
15, 3|3
5 , 1|5
1, 1


2×2×2 × 3×5
8 15


15
×8
120

b)MMC 120


c) 28,48|2
14, 24|2
7 , 12|2
7 , 6|2
7 , 3|3
7 , 1|7
1 , 1


2×2×2×2 × 3×7
16 21


21
×16
336


c)MMC 336


d) 10,12,45|2
5 ,6, 45|2
5 ,3 , 45|3
5, 1 , 15| 3
5, 1 , 5|5
1 , 1 ,


2×2×3 × 3×5
12 15


15
×12
180


d) MMC 180



e) 6,8,12,15|2
3,4,6,15|2
3,2,3,15|2
3, 1, 3,15|3
1, 1, 1, 5|5
1, 1, 1, 1


2×2×2 × 3×5
8 15


15
×8
120


e) MMC 120


f) 12,18,36,40|2
6, 9, 18 ,20|2
3, 9 , 9, 10|2
3 , 9 ,9 , 5|3
1 , 3 , 3 ,5 |3
1, 1, 1, 5|5
1, 1, 1 ,1


2×2×2×3 × 3×5
24 15



24
×15
360



f) MMC 360