Question

Calculati 1,25+3,(3)+1,1(6)=

Answer 1

Răspuns:

1,25=125/100=5/4

3,(3)=(33-3)/9=30/9=10/3

1,1(6)=1 intreg si ( 16-1)/90=105/90=7/6

5/4+10/3+7/6= amplificam

15/12+40/12+14/12=69/12=5,75

Answer 2

Raspuns:

1,25+3,(3)+1,1(6) ; 1,25+30/9+105/90 ; 5/4+30/9+105/90 ; 5/4+10/3+7/6 ; (15+40+14)/12 ; 69/12=23/4

Explicație pas cu pas: