a
)
1
+
____________________
=
5
b
)
____________________
+
5
=
8
c
)
6
+
____________________
=
10
d
)
5
-
2
=
____________________
e
)
3
+
____________________
=
6
f
)
____________________
+
2
=
3
g
)
4
+
____________________
=
7
h
)
1
-
1
=
____________________
i
)
5
-
____________________
=
1
j
)
____________________
+
9
=
10
k
)
2
+
0
=
____________________
l
)
3
+
____________________
=
3
m
)
5
-
____________________
=
4