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12 1/2
10
2
1 23/30
2 2/3
4 1/4
32
4/5
6
o ile się nie mylę, ale powinno być dobrze ; ]
5 : 2/5 = 5 × 5/2 = 25/2 = 12 1/2
3 1/3 * 3 = 10/3 × 3 = 10
1/3 * 6 = 6/3 = 2
1/2 + 3/5 + 2/3 = 15/30 + 18/30 + 20/30 = 53/30 = 1 23/30
4 - 1 1/3 = 3 3/3 - 4/3 = 12/3 - 4/3 = 8/3 = 2 2/3
1/2 : 2 + 2 :1/2 = 1/2 × 1/2 + 2 × 2 = 1/4 + 4 = 4 1/4
5 1/3 * 6 = 16/3 × 6 = 32
2/5 : 1/2 = 2/5 × 2 = 4/5
4 : 2/3 = 4 × 3/2 = 6
5 : 2/5= 5 * 5/2 = 25 / 2 = 12 1/2
3 1/3 * 3 = 9 3/3 =10
1/3 * 6 = 6/3=2
1/2 + 3/5 + 2/3 = 15/30 + 18/30 + 20/30=53/30 =1 23/30
4 - 1 1/3 = 3 3/3 - 1 1/3 = 2 2/3
1/2 : 2 + 2 :1/2 = 1/2 * 1/2 + 2 * 2 = 1/4 + 4 = 4 1/4
5 1/3 * 6 = 30 6/3 = 32
2/5 : 1/2 = 2/5 * 2 = 4/5
4 : 2/3 = 4 * 3/2=12/2 = 6