Addition
Browse our collection of Addition worksheets.
Mental addition (no regrouping)
1
4 + 3 =
2
6 + ____ = 9
3
24 + 6 =
4
34 + 21 =
5
32 + ____ = 40
Mental addition (with regrouping)
1
____ + 8 = 15
2
8 + 5 = ____
3
____ + 5 + 6 = 18
4
7 + 3 + 4 + 6 = ____
5
7 + 5 + ____ + 3 = 20
6
6 + 5 + 4 = ____
Whole tens
1
40 + 70 = ____
2
20 + 39 = ______
3
____ + 80 = 110
4
30 + ______ = 64
5
30 + 80 + 10 = ____
6
30 + ____ + 10 = 120
7
30 + 80 + 10 + 20 = ____
8
30 + ____ + 10 + 20 = 140
9
50 + 30 + 20 = ______
10
40 + 30 + 60 + 20 = ______
Mental addition
1
23 + 24 = ____
2
23 + 24 = ____
3
34 + 50 = ____
4
45 + 8 = ______
5
5 + 3 + 14 = ______
6
764 + 6 = ______
7
70 + 10 + 8 + 6 = ______
8
23 + 29 = ____
9
46 + 89 = ____
10
23 + 29 = ____
11
46 + 89 = ____
12
246 + 300 = ____
13
34 + ____ = 84
14
45 + ______ = 53
15
______ + 85 = 100
16
46 + ____ = 135
17
5 + 40 + 55 = ____
18
5 + 40 + 55 = ____
19
300 + 245 + 200 = ____
20
246 + ____ = 546
Whole hundreds
1
500 + 400 = ____
2
400 + 300 = ______
3
600 + ____ = 900
4
______ + 200 = 500
5
200 + 300 + 400 = ____
6
300 + 400 + 200 = ______
7
700 + ____ = 1000
Addition word problems
1
Ben has 7 toy cars and gets 5 more. How many cars does he have now?
2
A baker had 124 cupcakes and baked 39 more. How many cupcakes does the baker have now? ____
3
Ben had 12 marbles and lost 5. How many marbles does he have now?
4
A store sold 48 apples and then sold 27 more. How many apples were sold in total?
5
Sam had 14 toy cars. He gave 6 to his friend and then got 9 more. How many does he have now?
Adding 2-digit numbers in columns
1
36
+ 22
+ 22
2
47
+ 5
+ 5
3
67
+ 26
+ 26
4
52
+ 47
+ 35
+ 47
+ 35
5
69
+ 97
+ 30
+ 21
+ 97
+ 30
+ 21
6
56
+ ?
= 64
+ ?
= 64
7
39
+ ?
= 50
+ ?
= 50
Column addition
1
31
+42
__
2
241
+352
___
3
47
+38
__
4
347
+528
___
5
5,432
+1,543
_____
6
5,432
+1,543
_____
7
234
156
+327
___
8
234
156
327
+142
___
9
3,254
2,613
+1,826
_____
Addition Word Problems
1
Example: Maria has 23 apples. Her friend gives her 15 more apples. How many apples does Maria have now?
Answer: 23 + 15 = 38 apples
Answer: 23 + 15 = 38 apples
2
Example: A store sold 15 books on Monday, 23 books on Tuesday, and 18 books on Wednesday. How many books were sold in total?
Answer: 15 + 23 + 18 = 56 books
Answer: 15 + 23 + 18 = 56 books
3
175 + 325 + 425 + 75 = ____
4
2,156 + 1,987 images = ?
5
Example: Tom has 25 marbles. He wins 15 more, then his mom gives him 10 more. How many marbles does he have now?
Answer: 25 + 15 = 40, then 40 + 10 = 50 marbles
Answer: 25 + 15 = 40, then 40 + 10 = 50 marbles
6
485 had, sold 167, +124 now = ?
7
1,205+2,316=3,510 ?
Adding in Columns
1
243
+189
____
2
$8.99 + $5.50 = ____
Adding 3-digit numbers in columns
1
111
+ 131
+ 131
2
456
+ 347
+ 347
3
456
+ 345
+ 676
+ 345
+ 676
Addition with Money
1
Example: $3.45 + $2.78 = ?
Answer: $6.23
Answer: $6.23
2
Example: You buy a pencil for $1.25 and an eraser for $0.75. How much do you spend?
Answer: $1.25 + $0.75 = $2.00
Answer: $1.25 + $0.75 = $2.00
3
Example: You buy items for $3.25 and $2.50. You pay with $10.00. How much did you spend?
Answer: $3.25 + $2.50 = $5.75
Answer: $3.25 + $2.50 = $5.75
Multi-Step Addition
1
Example: Start with 50 → +25 → +13 → Final answer?
Answer: 50 + 25 = 75, then 75 + 13 = 88
Answer: 50 + 25 = 75, then 75 + 13 = 88
2
Example: Start with 100 → +50 → +30 → +20 → Final answer?
Answer: 100 + 50 = 150, then 150 + 30 = 180, then 180 + 20 = 200
Answer: 100 + 50 = 150, then 150 + 30 = 180, then 180 + 20 = 200
3
Example: 25 → +15 → +20 → +10 → +5 → Final answer?
Answer: 25 + 15 = 40, + 20 = 60, + 10 = 70, + 5 = 75
Answer: 25 + 15 = 40, + 20 = 60, + 10 = 70, + 5 = 75
Other
1
____ + 8 = 70
