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a) 1= 7/7 1 4/7=11/7
b) 2=12/6 2 1/6=13/6
c) 4=32/8 3 3/8=27/8
zad.13
a)1=3/3 1 1/3=4/3
b)4=8/2 4 1/2=9/2
c)4=12/3 4 2/3=15/3
d)10=70/7 10 4/7=74/7
e)1=6/6 1 5/6=11/6
f)3=12/3 3 3/4=15/4
g)5=20/4 5 3/4=23/4
h)8=80/10 8 7/10=87/10
zad.14
a)8 1/2=17/2
10 1/5=51/5
b)3 5/7=26/7
4 7/9=43/9
15 2/3=47/3
c)5 1/3=16/3
8 6/7=62/7
20 3/4=83/4
d)4 3/8=35/8
6 3/7=45/7
9 2/9=83/9
zad.15
a)8 4/7=60/7
b)9 5/9=86/9
c)30 10/11=340/11
d)10 9/17=179/17
e)999 9/10=9999/10
f)11 4/12=136/12
liczę na naj
a)1=
1
b)2=
2
c)4=
3
13.
a) 1=
1
b) 4=
4
c) 4=
4
d) 10=
10
e) 1=
1
f) 3=
3
g) 5=
5
h) 8=
8
14.
a)8
10
b)3
4
15
c) 5
8
20
d)4
6
9
15.
a)8
b)9
c)30
d)10
e)999
f)11