Practice
Calculate.a) -6 − 4 =
-10
-10
b) 9 − 2 =
7
7
c) 3 − 4 =
-1
-1
d) 5 + 4 =
9
9
e) -9 + 10 =
1
1
f) -6 + 1 =
-5
-5
g) -10 − 9 =
-19
-19
h) -6 − 9 =
-15
-15
i) 7 + 8 =
15
15
j) -1 − 7 =
-8
-8