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Three Digit Addition Problems.

Number of Addends: 3.

- Make the sums and write the results in the yellow boxes.
- If you make a mistake, enter another number.
- Write only one number in each field.

Fill in the Online Exercises.

	2	1	2
+	1	9	6
	6	5	6
[R]	[R]	[R]	[R]

	2	3	9
+	2	4	7
	8	6	3
[R]	[R]	[R]	[R]

	2	7	6
+	2	0	8
	9	0	2
[R]	[R]	[R]	[R]

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	1	7	9
+	8	8	9
	1	8	9
[R]	[R]	[R]	[R]

	9	3	0
+	2	1	7
	9	8	9
[R]	[R]	[R]	[R]

	2	7	0
+	9	1	8
	8	6	8
[R]	[R]	[R]	[R]

	8	9	9
+	2	1	8
	9	9	3
[R]	[R]	[R]	[R]

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	1	8	0
+	9	9	1
	8	8	6
[R]	[R]	[R]	[R]

	8	5	3
+	8	4	2
	2	7	2
[R]	[R]	[R]	[R]

	2	4	1
+	2	5	4
	9	8	7
[R]	[R]	[R]	[R]

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a) 212 + 196 + 656 = 1064
b) 239 + 247 + 863 = 1349
c) 276 + 208 + 902 = 1386
d) 179 + 889 + 189 = 1257
e) 930 + 217 + 989 = 2136
f) 270 + 918 + 868 = 2056
g) 899 + 218 + 993 = 2110
h) 180 + 991 + 886 = 2057
i) 853 + 842 + 272 = 1967
j) 241 + 254 + 987 = 1482