Z1
Oblicz pamiętaj o skracaniu liczb.
a
3·1/7=
b
15·2/5=
c
21·1/6=
d
1/7·7=
e
5/6·9=
f
1/12·24=
g
5· 1 1/3=
h
3 1/8·4=
Z2
Oblicz.
a
3/4·1/5=
6/8·1/4=
5/8·1 1/3=
4/12·3 1/2=
3 1/6·5/12=
4 1/8·3/9=
b
2 3/5·1 3/7=
1 3/4·2 2/3=
1 5/6·2 4/7=
2 1/2·3 2/8=
1 7 20·2 2/9=
4 8/11·5 2/4=
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