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Worksheets: Addition With 3 Digits.

Vertical Addition: 3 Addends.

- 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.

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	2	6	0
+	2	3	9
	8	5	2
[R]	[R]	[R]	[R]

	2	6	0
+	2	5	9
	9	9	1
[R]	[R]	[R]	[R]

	2	6	2
+	2	1	4
	7	8	6
[R]	[R]	[R]	[R]

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	2	7	7
+	1	9	6
	6	4	1
[R]	[R]	[R]	[R]

	2	6	5
+	4	7	7
	5	2	2
[R]	[R]	[R]	[R]

	2	0	4
+	1	8	4
	9	3	6
[R]	[R]	[R]	[R]

	2	7	0
+	8	7	2
	2	4	7
[R]	[R]	[R]	[R]

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

	2	2	7
+	1	7	6
	6	4	4
[R]	[R]	[R]	[R]

	2	4	6
+	1	7	3
	8	7	7
[R]	[R]	[R]	[R]

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a) 260 + 239 + 852 = 1351
b) 260 + 259 + 991 = 1510
c) 262 + 214 + 786 = 1262
d) 277 + 196 + 641 = 1114
e) 265 + 477 + 522 = 1264
f) 204 + 184 + 936 = 1324
g) 270 + 872 + 247 = 1389
h) 209 + 229 + 769 = 1207
i) 227 + 176 + 644 = 1047
j) 246 + 173 + 877 = 1296