Question

0.(4)×3+20×0.05
Va rog ajutatima

Answer 1

0.(4)×3+20×0.05 =

4/9 × 3 + 20 × 5/100 =

4 × 3/9 + 20 × 1/20 =

4 × 1/3 + 20/20 =

4/3 + 1 =

(4 + 3)/3 =

7/3 =

2,(3)

Answer 2

0,(4) × 3 + 20 × 0,05 =

= ( 4 / 9 ) × 3 + 20 × 5 / 100 =

= 4 / 3 + 100 / 100 =

= 4 / 3 + 1 =

= 4 / 3 + 3 / 3 =

= 7 / 3 =

= 2, ( 3 )