1 . Wpisz właściwy ze znaków: <, = lub > . Spróbuj to zrobić , nie wykonując żądnych obliczeń .
2 . Oblicz ;
zad.1
< <
< >
= =
zad. 2
a) 10
b) -9
c) -120
d) -300
e) -1
1)
(-45)+(-24)<45+24
(-45)+24<45+(-24)
(-45)+(-24)<(-45)+24
(-45)+45=24+(-24)
45+(-24)<45+24
(-45)+24<45+24
45+(-24)>(-45)+(-24)
(-24)+24=45+(-45)
83)
a)(-32)+(-48)+90=-32-48+90=-80+90=10
66+(-16)+(-59)=66-16-59=-9
(-124)+64+(-60)=-124+64-60=-120
(-320)+100+(-80)=-220-80=-300
147+(-45)+(-103)=102-103=-1
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zad.1
< <
< <
< >
= =
zad. 2
a) 10
b) -9
c) -120
d) -300
e) -1
1)
(-45)+(-24)<45+24
(-45)+24<45+(-24)
(-45)+(-24)<(-45)+24
(-45)+45=24+(-24)
45+(-24)<45+24
(-45)+24<45+24
45+(-24)>(-45)+(-24)
(-24)+24=45+(-45)
83)
a)(-32)+(-48)+90=-32-48+90=-80+90=10
66+(-16)+(-59)=66-16-59=-9
(-124)+64+(-60)=-124+64-60=-120
(-320)+100+(-80)=-220-80=-300
147+(-45)+(-103)=102-103=-1