Oblicz ułammki; a 6-1 3/7= b 10-2 3/5= c 8- 5 5/7= d 4 1/8-1 2/8= e 8 7/9= f 8 3/20= g 6 6/25-5 8/25= h 13 11/13-12 12/13 i 25 3/5-18 4/17
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a)6-1 3/7=4 4/7
b)10 -2 3/5 =7 2/5
c)8-5 5/7=2 2/7
d)4 1/8-1 2/8=3 9/8-1 2/8=2 7/8
e)8 -7/9=7 2/9
f)8 -3/20=7 17/20
g)6 6/25-5 8/25=5 31/25-5 8/25=23/25
h)13 11/13-12 12/13= 12 24/13-12 12/13=12/13
i)25 3/5-18 4/17=25 51/85-18 20/85=7 31/85