Bonsoir,
36/2 18
18/2 = 9
9/3= 3
=> 2*2*3*3 = 2² *3²
54/2 =27
27/3 =9
9/3=3
=> 2*3*3*3 = 2*3³
100 /2 =50
50/2 =25
25/5 =5
=> 2*2*5*5 = 2²*5²
24/2 = 12
12/2 = 6
6/2=3
=>2*2*2*3 = 2³ *3
72 ( attention, il est écrit 100)
72/2 = 36
36/2= 18
18/2 =9
9/3=3
=> 2*2*2*3*3 = 2³ *3²
108/2 = 54
54/2 = 27
27/3 = 9
9/3 =3
=> 2*2*3*3*3 = 2²*3³
