Adding large numbers is as easy as adding small
numbers. You can add and regroup in your head.
Look at the problem below.
1
2
2
1
1
1
2
4
,
9
7
2
2
1
8
,
7
4
3
2
6
5
,
6
2
1
+
3
4
7
,
3
1
5
9
5
6
,
6
5
1
Add the ones column in your head and carry (regroup) the
ten. Add the tens column in your head and carry (regroup) the
hundred.
Complete the problems below.
1
2
2
1
,
8
5
4
3
1
6
,
6
2
3
4
6
7
,
5
7
2
+
5
4
4
,
3
2
5
,
,
7
4
1
1
3
7
,
9
6
1
3
1
6
,
5
4
3
4
6
5
,
7
4
1
+
6
4
8
,
4
1
7
,
,
2
2
2
5
,
2
4
1
3
1
4
,
3
5
2
5
2
3
,
2
6
3
+
5
3
7
,
9
1
8
,
,
1
3
6
,
2
4
2
4
2
3
,
3
5
2
5
2
5
,
1
5
4
+
6
4
7
,
8
1
8
,
,
2
1
5
,
3
5
5
3
4
6
,
7
5
2
5
5
3
,
1
7
4
+
6
4
7
,
4
1
8
,
,
1
2
5
,
3
7
8
4
6
2
,
3
5
7
5
2
3
,
6
6
3
+
6
5
6
,
9
1
3
,
,
1
2
4
,
1
9
5
3
1
5
,
4
3
5
4
2
4
,
7
2
5
+
5
3
1
,
9
1
1
,
,
2
2
2
,
3
4
4
3
2
3
,
3
5
2
4
2
3
,
3
7
5
+
5
5
8
,
9
3
8
,
,
1
1
7
,
2
4
1
2
9
4
,
3
5
1
3
1
5
,
8
6
3
+
5
3
7
,
9
1
9
,
,
1
9
6
,
9
4
1
3
1
4
,
3
5
2
5
2
3
,
2
5
7
+
7
4
7
,
2
9
8
,
,
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