Dokończ obliczenia. a) 12 9/13 - 8 = b) 7 całych - 3 5/11 = c) 3 2/3 + 5/7 = d) 2 3/8 + 4 4/5 = e) 7 3/4 - 5 2/3 = f) 8 1/5 - 4 5/6 = g) 1 6/9 + 3 11/18 = h) 5 2/7 - 1 9/21 =
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a) 4 i 9/13
b)3 i 6/11
c)4 i 8/21
d)7 i 7/40
e)2 i 1/12
f)3 i 11/30
g)5 i 5/18
h)3 i 6/7
Liczę na NAJJ :))
a)...=6 9/13
b)...=3 6/11
c)...= 77/21 + 15/21= 92/21
d)...=2 15/40+4 32/40=6 47/40= 7 7/40
e)...=2 1/12
f)...=8 6/30 - 4 25/30 = 7 36/30-4 25/30= 3 11/30
g)...= 1 12/18 + 3 11/18= 4 23/18= 5 5/18
h)...=5 6/21-1 9/21= 4 27/21 - 1 9/21= 3 18/21 = 3 6/7