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8/49*21/24=1/7*3/3=1/7
4/5-5/8*2/15=4/5-1/4*1/3=4/5-1/12=48/60-5/60=43/60
3/5*20/39+10/26=4/13+5/13=9/13
2*1/3=2/3
-3*1/4=-3/4
nie rozumiem tego zapisu:(
6:2/3=6*3/2=9
-1 3/4:7/8=-7/4*8/7=-2
2 7/9: (-1 2/3)=25/9*(-3/5)=-5/3
8/49 * 21/24 = 1/7
4/5 – 5/8 * 2/15 = 4/5 – 1/4 * 2/3 = 4/5 – 1/12 = 48/60 – 5/60 = 43/60
3/5 * 20/39 + 10/26 = 4/13 + 10/26 = 8/26 +10/26 = 18/26 = 9/13
2* 1/3 = 2/3
-3 * 1/4 = -3/4
-4 * 4/5 = -16/5 = - 3 i 1/5
6: 2/3 = 6 * 3/2 = 9
1 i 3/4 : 7/8 = 7/4 * 8/7 = 2
2i 7/9 : (-1 i 2/3) = 25/9 : (-5/3) = 25/9 * (-3/5) = -5/3 = - 1 i 2/3
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8/49*21/24=1/7*3/3=1/7
4/5-5/8*2/15=4/5-1/4*1/3=4/5-1/12=48/60-5/60=43/60
3/5*20/39+10/26=4/13+5/13=9/13
2*1/3=2/3
-3*1/4=-3/4
nie rozumiem tego zapisu:(
6:2/3=6*3/2=9
-1 3/4:7/8=-7/4*8/7=-2
2 7/9: (-1 2/3)=25/9*(-3/5)=-5/3
8/49 * 21/24 = 1/7
4/5 – 5/8 * 2/15 = 4/5 – 1/4 * 2/3 = 4/5 – 1/12 = 48/60 – 5/60 = 43/60
3/5 * 20/39 + 10/26 = 4/13 + 10/26 = 8/26 +10/26 = 18/26 = 9/13
2* 1/3 = 2/3
-3 * 1/4 = -3/4
-4 * 4/5 = -16/5 = - 3 i 1/5
6: 2/3 = 6 * 3/2 = 9
1 i 3/4 : 7/8 = 7/4 * 8/7 = 2
2i 7/9 : (-1 i 2/3) = 25/9 : (-5/3) = 25/9 * (-3/5) = -5/3 = - 1 i 2/3
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