Question

Aduceti urmatoarele fractii la cel mai mic numitor comun:
a)8/9 ,3/4
b)3/16,5/4
c)4/1,2/5
d)4/25,7/5
e)5/18,11/9
f)2/42,5/6
g)3/10,10/3

Answer 1

a) 8/9 = 8×4/36 = 32/36
3/4 = 3×9/36 = 27/36

b) 3/16 ; 5×4/16 = 20/16

c) 4/1 = 4×5/5 = 20/5 si 2/5

d) 4/25 si 7×5/25 = 35/25

e) 5/18 si 2×11/18 = 22/18

f) 2/42 si 5×7/42 = 35/42

g) 3/10 = 3×3/30 = 9/30
si 10/3 = 10×10/30 = 100/30