Odpowiedź:
3/7 : 2 = 3/7 * 1/2 = 3/14
4/5 : 2 = 4/5 * 1/2 = 2/5 * 1/1 = 2/5
2 i 1/5 : 2 = 11/5 : 2 = 11/5 * 1/2 = 11/10 = 1 i 1/10
3 razy mniejsza
3/4 : 3 = 3/4 * 1/3 = 1/4
12/17 : 3 = 12/17 * 1/3 = 4/17 * 1/1 = 4/17
6 i 3/4 : 3 = 27/4 * 1/3 = 27/12 = 2 i 3/12 = 2 i 1/4
12 i 9/10 : 3 = 129/10 * 1/3 = 129/30 = 4 i 9/30 = 4 i 3/10
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Odpowiedź:
3/7 : 2 = 3/7 * 1/2 = 3/14
4/5 : 2 = 4/5 * 1/2 = 2/5 * 1/1 = 2/5
2 i 1/5 : 2 = 11/5 : 2 = 11/5 * 1/2 = 11/10 = 1 i 1/10
3 razy mniejsza
3/4 : 3 = 3/4 * 1/3 = 1/4
12/17 : 3 = 12/17 * 1/3 = 4/17 * 1/1 = 4/17
6 i 3/4 : 3 = 27/4 * 1/3 = 27/12 = 2 i 3/12 = 2 i 1/4
12 i 9/10 : 3 = 129/10 * 1/3 = 129/30 = 4 i 9/30 = 4 i 3/10