1.wpisz odpowiednie liczby :
18-....= -20
.....-10= -100
...+(-27) = -1
-14-(-...) =-1
2.Oblicz
-2*2/3= ?
3/5*(-4)=?
-1,2:3=?
(-1,6):(-0,2)=?
-3/7:7=?
(-1 i 1/3) * (-o,25) =?
3.Uzupełnij graf
-7 +12 ...... -15 ........ +(-6).....
-05 -1,5 ..... -(-025) ...... +3/4 .......
-6 *(-0,1).... :2 ...... *(-3)......
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1.18-40=20
-90-10=-100
26+(-27)=-1
-14-(-13)=-1
2.-2*2/3=-1 1/3
3/5*(-4)=2 2/5
-1,2:3=-0,4
(-1,6):(-0,2)=8
-3/7:7=-3/49
(-1 1/3)*(-0,25)=1