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Math Worksheets: Addition With Two Numbers.

Vertical Addition With 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.

Practice Online With The Exercises Below.

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

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

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

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	8	8
+	2	5
	2	5
[R]	[R]	[R]

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

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

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

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	9	9
+	2	3
	2	6
[R]	[R]	[R]

	9	9
+	2	2
	2	5
[R]	[R]	[R]

	9	9
+	2	2
	2	1
[R]	[R]	[R]

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a) 99 + 27 + 24 = 150
b) 99 + 17 + 17 = 133
c) 88 + 17 + 20 = 125
d) 88 + 25 + 25 = 138
e) 99 + 17 + 19 = 135
f) 99 + 18 + 21 = 138
g) 99 + 20 + 21 = 140
h) 99 + 23 + 26 = 148
i) 99 + 22 + 25 = 146
j) 99 + 22 + 21 = 142