Question

scrieti sub forma de fractie numarul zecimal periodic mixt
2,3(4) 16,1(8) 30,0(18) 12,12(12)

Answer 1

2,3(4)=>234-23 supra 90=>211supra 90
16,1(8)=>1618-168 supra 90 =>1457 supra 90
30,0(18)=>30018-300 supra 990 =>29718 supra 990
12,12(12)=>121212-1212supra 9900=>120000 supra 9900