zadanie 1 oblicz: a) 10+(-6)= b) 6+(-10)= c) 12+(-5)= d) 5+(-12)= e) 16+(-4)= f) 4+(-16)= g) 20+(-5)= h) 5+(-12)= zadanie 2 oblicz: a) (-23)+(-17)+(-23)= b) (-31)+(-47)+(-19)= c) (-6)+(-5)+5= d) (-56)+(-31)+26= e) 38+(-18)+(-32)= f) (-11)+7+(-29)+23= g) 23+(-36)+19+(-15)=
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a) 10 - 6 = 4
b) 6 - 10 = -4
c) 12 - 5 = 7
d) 5 - 12 = -7
e) 16 - 4 = 12
f) 4 - 16 = -12
g) 20 - 5 = 15
h) 5 - 12 = -7
a) -23 - 17 - 23 = -63
b) -31 - 47 - 19 = -97
c) -6 - 5 + 5 = -6
d) -56 -31 + 26 = -61
e) 38 - 18 - 32 = -12
f) -11 + 7 - 29 + 23 = -10
g) 23 - 36 + 19 - 15 = -9
10+(-6)=4
6+(-10)=-4
12+(-5)=7
5+(-12)=-7
16+(-4)=12
4+(-16)=-12
20+(-5)=15
2.
(-23)+(-17)+(-23)=-63
(-31)+(-47)+(-19)=-97
(-6)+(-5)+5=-6
(-56)=(-31)+26=-61
38+(-18)+(-32)=-12
(-11)+7+(-29)+23=-10
23+(-36)+19+(-15)=-9