Odpowiedź :
Odpowiedź:
5%= 5/100=1/20
30%= 30/100 = 3/10
10% = 10/100 = 1/10
40% = 40/100 = 2/5
60% = 60/100 = 3/5
15% = 15/100 = 3/20
80% = 80/100 = 4/5
90% = 90/100 = 9/10
55% = 55/100 = 11/20
Szczegółowe wyjaśnienie:
Odpowiedź:
5%= 5/100=1/20
30%= 30/100 = 3/10
10% = 10/100 = 1/10
40% = 40/100 = 2/5
60% = 60/100 = 3/5
15% = 15/100 = 3/20
80% = 80/100 = 4/5
90% = 90/100 = 9/10
55% = 55/100 = 11/20
Szczegółowe wyjaśnienie: