30% liczby 14
30/100 x 14 = 0,3 x 14 = 4,2
30%= 30/100=3/10
3/10*14=4,2
Odp: 30% z liczby 14 to 4,2.
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30/100 x 14 = 0,3 x 14 = 4,2
30%= 30/100=3/10
3/10*14=4,2
Odp: 30% z liczby 14 to 4,2.