pouvez vous m'aidez c'est pour demain svp

Réponse:

A) 9/14

B)3/26

C) 54/19

D) 59/17

E) 5/4

F) 3/10

H) 19/23

I) 5/2

J) 1/5

K) 7/10

L) 11/13

M) 9/2

N) 12/41

O) 61/24

P) 18/5

Réponse :

2/

a. 18/28 = 2X9/2X14 = 9/14

b. 6/52 = 2X3/2X26 = 3/26

d. 118/34 =2 X 59 / 2 X 17 = 59/17

c. 108/38 = 2x54/2x19

e. 15/12 = 3x5/3x4 = 5/4

f. 9/30 = 3x3/3x10 = 3/10

g. 66/21 =3x22/3x7 = 22/7

h. 57/69 = 3x19/3x23 = 19/23

i. 25/10 = 5x5/5x2 = 5/2

j. 15/75 = 3x5/15x5 = 3/15

k. 35/30 = 5x7/5x6 = 7/6

l. 55/65 = 5x11/5x13 = 11/13

m. 81/18 = 9x9/2x9 = 9/2

n. 36/123 = 3x12/3x41 = 12/41

o. 122/48 = 2x61/2x24 = 61/24

p. 90/25 = 5x18/5x5 = 18/5

Explications étape par étape