Odpowiedzi

2009-11-11T15:04:31+01:00
A)
(2 + 5/8) / (7 + 1/2) * 100% = 35%

b)
3,76/7,52 * 100% = 50%
1 3 1
2009-11-11T15:05:13+01:00
7½ / 2 ⅝ x 100% = 35%

7,52/3,76 x 100% = 50%
2 5 2
2009-11-11T16:37:29+01:00
2 i5)8 :7,5 =2,625:7,5% =35 % spr.7,5 x 35 %=2,625
3,76 :7,52 %= 50 % spr. 7,52 x 50 % =3,76
1 4 1