G1–G3
Addition Worksheets
Build addition fluency with clean, printable worksheets within 100 — stacked or inline, with or without regrouping, every sheet with an answer key.
Make this worksheetCommon Core: K.OA.A.2 · 1.OA.C.6 · 2.NBT.B.5 · 3.NBT.A.2 · 1.OA.D.8 · 1.OA.A.2 · 4.NBT.B.4
Addition Within 10
Name: ______________Date: _______
1)
3
+ 2
2)
4
+ 3
3)
5
+ 4
4)
6
+ 5
5)
1
+ 1
6)
2
+ 2
mathprepai.com
Single-digit addition facts with sums to 10 — a gentle first addition drill with picture support available.
Kindergarten & 1st Grade
View & make →Addition Within 20
Name: ______________Date: _______
1)
12
+ 8
2)
12
+ 3
3)
12
+ 6
4)
12
+ 1
5)
12
+ 4
6)
12
+ 7
mathprepai.com
2-Digit Addition (No Regrouping)
Name: ______________Date: _______
1)
33
+ 28
2)
46
+ 9
3)
19
+ 20
4)
32
+ 1
5)
45
+ 12
6)
18
+ 23
mathprepai.com
2-Digit Addition With Regrouping
Name: ______________Date: _______
1)
32
+ 34
2)
45
+ 45
3)
58
+ 6
4)
71
+ 17
5)
24
+ 28
6)
37
+ 39
mathprepai.com
3-Digit Addition
Name: ______________Date: _______
1)
241
+ 40
2)
254
+ 51
3)
267
+ 62
4)
280
+ 73
5)
293
+ 84
6)
306
+ 95
mathprepai.com
Missing Addend
Name: ______________Date: _______
1)7 + __ = 12
2)__ + 6 = 13
3)9 + __ = 15
4)__ + 8 = 17
5)4 + __ = 11
6)__ + 5 = 14
mathprepai.com
Find the missing number that makes the equation true (e.g. 7 + __ = 12).
1st & 2nd Grade
View & make →Adding Three Numbers
Name: ______________Date: _______
1)12 + 8 + 5 = ?
2)7 + 9 + 6 = ?
3)20 + 15 + 10 = ?
4)4 + 8 + 13 = ?
5)11 + 11 + 11 = ?
6)6 + 14 + 9 = ?
mathprepai.com