Question

Jika 0,1111...= 1/9 0,0404...=...
jawab serius ya... jangan ngawur!!

16 2/3% × 12+ 33 1/3% × 12 - 12,5% × 16=...
pake cara yg serius!!

Answer 1

0,111.....= 1/9
0,0404....=?

kita misalkan
0,0404....= X
agar mnjd bil bult mk d kalikn 100 ( krn berulangny 2 digit d belkng koma)

jdi....
100x = 4,0404.........
x = 0,0404.........
kuraaaaaaaaaaaaangi
99 x = 4
x = 4 / 99
atau
0,0404.....= 4/99

sefahamku begitu... ^_^