Question

Calculati : a) 3:5/2
b) 5:3/4
c)8:1/2
d)2: 3 1/2
e)5/3:4
f) 8/7:6
g)1/3:3
h)2 3/2:2​

Answer 1

Răspuns:

Explicație pas cu pas:

a) 3:5/2 = 3 · 2/5 = 6/5

b) 5:3/4 = 5·4/3 = 20/3

c)8:1/2 = 8·2/1 = 16

d)2: 3 1/2 = 2 : (3·2+1)/2 = 2: 7/2 = 2·2/7 = 4/7

e)5/3:4 = 5/3 · 1/4 = 5/12

f) 8/7:6 = 8/7 · 1/6 = 8/42 = 4/21

g)1/3:3 = 1/3 · 1/3 = 1/9

h)2 3/2:2​ = (2·2+3)/2 : 2 = 7/2 · 1/2 = 7/4