Practice
Calculate.a) -2 + 1 =
-1
-1
b) -3 − 7 =
-10
-10
c) 7 − 7 =
0
0
d) 2 − 2 =
0
0
e) 3 + 2 =
5
5
f) -9 + 10 =
1
1
g) -6 + 1 =
-5
-5
h) -6 − 2 =
-8
-8
i) -8 − 3 =
-11
-11
j) -5 − 4 =
-9
-9