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sa se scrie urmatoarele fractii zecimale ca fractii ordinare ireductibile; a]0,1 b]2,75 c]3,14 d]0,006 e]1,002 f]2,36 g]0,00101 h]4,2 i]2 j0,02

Răspuns :

a) 0.1 = 1 / 10

b)2.75 = 275 / 100 = 55 / 20=11/ 4

c)3.14 =314 / 100 = 157 / 50

d)0.006 = 6 / 1000 = 3 / 500

e)1.002=1002/100=501/5

f)2,36=236/100=118/50=59/25

g)0,00101=101/100000

h)4,2=42/10=21/5

i)2=2/1

j)0.02=2/100=1/50

" / " = linie de fractie ( se citeste "pe" sau "supra")