Berechne
a) ( + 3 ) + ( - 9 ) = b) ( - 7 ) + ( + 19 ) = c) ( - 21 ) + ( - 29 ) = d) ( + 60 ) + ( - 74 ) = e) ( + 26 ) + ( - 24 ) = f) ( - 6 ) + ( - 6 ) = g) ( - 13 ) + ( + 23 ) = h) ( - 27 ) + ( - 17 ) = |
-6 +12 -50 -14 +2 -12 +10 -44 |
Aufgabengruppe 2
Berechne: a) ( - 3 ) + ( - 4 ) = b) ( + 6 ) + ( - 8 ) = c) ( - 7 ) + ( + 11 ) = d) ( - 25 ) + ( - 15 ) = e) ( + 52 ) + ( - 42 ) = f) ( + 18 ) + ( - 17 ) = g) ( - 11 ) + ( + 29 ) = h) ( - 13 ) + ( - 14 ) = |
-7 -2 +4 -40 +10 +1 +18 -27 |
Berechne:
a) ( - 5 ) + ( - 4 ) = b) ( + 3 ) + ( - 4 ) = c) ( - 7 ) + ( + 8 ) = d) ( - 29 ) + ( + 21 ) = e) ( + 50 ) + ( - 72 ) = f) ( + 28 ) + ( - 22 ) = g) ( - 6 ) + ( - 5 ) = h) ( - 12 ) + ( - 18 ) = |
-9 -1 +1 -8 -22 +6 -11 -30 |