Oblicz.. (i mają być rozpisane działania, a nie od razu wyniki)
a 1/7 : 3
b 3/4 :7
c 6/5 :4
d 9/7 :5
e 3/5 :12
f 4/5 :4
g 1 1/4 :9
h 2 1/2 : 4
i 4 3/4 :5
j 14 4/10 :12
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Mam nadzieje że pomogłem, licze na najlepsze ;]
Odp w załaczniku
a 1/7 : 3 = 1/7 : 3/1 = 1/7 x 1/3 = 1/21
b 3/4 :7 = 3/4 : 7/1 = 3/4 x 1/7 = 3/28
c 6/5 :4 = 6/5 : 4/1 = 6/5 : 1/4 = 6/20
d 9/7 :5 = 9/7 : 5/1 = 9/7 x 1/5 = 9/35
e 3/5 :12 = 3/5 : 12/1 = 3/5 x 1/12 = 3/60
f 4/5 :4 = 4/5 : 4/1 = 4/5 x 1/4 = 1/5
g 1 1/4 :9 = 5/4 : 9 = 5/4 : 9/1 = 5/4 x 1/9 = 5/36
h 2 1/2 : 4 = 5/2 : 4 = 5/2 : 4/1 = 5/2 x 1/4 = 5/8
i 4 3/4 :5 = 19/4 : 5 = 19/4 : 5/1 = 19/4 x 1/5 = 19/45
j 14 4/10 :12 = 144/10 : 12/1 = 144/10 x 1/12 = 12/10