a) 2/3 liczby 12 to 2/3 * 12 = 24/3 = 8
b) 4/7 liczby 21 to 4/7 * 21 = 84/7 = 12
c) 3/5 z 60 min to 3/5 * 60 min = 180/5 = 36 min
d) 3/5 z 45 min to 3/5 * 45 min = 135/5 = 27 min
Odpowiedź:
2/3 * 12 = 24/3 = 8
4/7 * 21 = 84/7 = 12
3/5 * 60 = 180/5 = 36
3/5 * 45 = 135/5 = 27
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a) 2/3 liczby 12 to 2/3 * 12 = 24/3 = 8
b) 4/7 liczby 21 to 4/7 * 21 = 84/7 = 12
c) 3/5 z 60 min to 3/5 * 60 min = 180/5 = 36 min
d) 3/5 z 45 min to 3/5 * 45 min = 135/5 = 27 min
Odpowiedź:
2/3 * 12 = 24/3 = 8
4/7 * 21 = 84/7 = 12
3/5 * 60 = 180/5 = 36
3/5 * 45 = 135/5 = 27