100
+
200
=
____________________
500
+
300
=
____________________
200
+
200
=
____________________
500
+
100
=
____________________
400
+
500
=
____________________
500
+
500
=
____________________
600
+
100
=
____________________
300
+
200
=
____________________
100
+
100
=
____________________
