👤

3 i 3/4 : 12=
7 i 1/3 : 1 i 4/7=
1 i 1/5 : 1/3=
(2/3)do potegi 3=


Odpowiedź :

a) 3 3/4 : 12 = 15/4 * 1/12 = 5/4 * 1/4= 5/16

b) 7 1/3 : 1 4/7 = 22/3 * 1/11 = 2/3 * 1/1= 2/3

c) 1 1/5 : 1/3 = 6/5 * 3/1 = 18/5 = 3 3/5

d) 2/3 * 2/3 *2/3 = 8/27