Oblicz
a) 20-35-(-5)=
b) 50+(-70)-20=
c) -15+27-16=
d) 32+(-18)-42=
e) 45-(-5)+(-20)=
f) -21-(-29) -32=
h) -41+52-(-26)=
i) -18+36+(-9)=
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a) 20-35-(-5)=-15+5=-10
b) 50+(-70)-20=-20-20=-40
c) -15+27-16=12-16=-4
d) 32+(-18)-42=14-42=-28
e) 45-(-5)+(-20)=50-20=30
f) -21-(-29) -32=8-32=-24
h) -41+52-(-26)=11+26=37
i) -18+36+(-9)=18-9=9
a) 20-35-(-5)=-10
b) 50+(-70)-20=-40
c) -15+27-16=-4
d) 32+(-18)-42=-28
e) 45-(-5)+(-20)=30
f) -21-(-29) -32=-24
h) -41+52-(-26)=37
i) -18+36+(-9)=9
a) 20-35-(-5)= 20-35+5= -15+5= -10
b) 50+(-70)-20= 50-70-20= 50-90= -40
c) -15+27-16= -31+27= -4
d) 32+(-18)-42= 32- 18- 42= -10-18=-28
e) 45-(-5)+(-20)=45+5-20= 50-20=30
f) -21-(-29) -32=-21+29-32= 8-32=-24
h) -41+52-(-26)=-41+52+26= -41+78= 37
i) -18+36+(-9)= -18+36-9= 18-9= 9