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2010-02-25T16:42:46+01:00
Str70
zad 16
+3 +4 +5 6 7 3 4 5 6 7
zad17
6,7-(-48,8)=6,7+48,8=55,5
str.71
zad18
a)=20
b)=(-4)+2,1=(-19)
c)=(-111)+624=513
d)=4,4+5=9,4
e)=(-6)+9,5=3,5
zad19
a)
=7
=27
=-27
=-7
b)
=-28
=2
=-2
=28
c)=-0,25
=7,75
=7,75
=0,25
zad20
a)=110
=-9
b)=55
=-444
c)=300
=-5
zad21
a)15
5
b)-17
7
c)-15
-4
3 3 3
2010-02-25T20:29:12+01:00
Zad 16
+3 +4 +5 6 7 3 4 5 6 7
zad17
6,7-(-48,8)=6,7+48,8=55,5
zad18
a)=20
b)(-4)+2,1=(-19)
c)(-111)+624=513
d)4,4+5=9,4
e)(-6)+9,5=3,5
zad19
a) =7, =27, =-27, =-7
b)=-28, =2, =-2, =28
c)=-0,25, 7,75, =7,75, =0,25
zad20
a)=110, =-9
b)=55, =-444
c)=300, =-5
zad21
a)15, 5
b)-17, 7
c)-15, -4


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