Odpowiedzi

2010-01-11T20:01:23+01:00
2010-01-11T20:04:31+01:00
D) 6,25 + (-¼) + ( - 3/5) + 0.75 =
6.0 + (-3/5) + 0.75=
6.4 + 0.75 = 7.15

Chyba o to chodzi ; )
2010-01-11T20:14:26+01:00
D) 6,25 + (-1/4) + (-3/5) + 0,75 =
=6 1/4 + (- 1/4) + (-3/5) + 3/4=
=6 3/4 + (- 3/5)=
=6 15/20 + (- 12/20)
= 6 3/20