Proszę o obliczenie następujących działań. a) (-3)-(-7)=? 8-(-4)=? (-10)-8=? 7-15=? b) (-3) - 10=? (-12)-(-6)=? (-9)-(-3)=? (-8)-1=? c) 11-(-11)=? (-25)-(-25)=? (-34)-50=? (-42)-40=? d) (-40)-(-20)=? (-120)-70=? 520-(-20)=? (-110)-(-200)=?
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a) -10
-12
-18
-8
b) -13
-`18
-12
-9
c) -22
-50
-84
-82
d) -60
-190
540
-310
a)=4
=12
=-18
=-8
b)=-13
=-6
=-6
=-9
c)=22
=0
=-84
=-82
d)=-20
=-190
=540
=90