PencilGoPencilGo

Addition Within 100

Grade 2 · On-level practice · 14 questions · Version PG-3ER-WZ9S

Four children and a teacher collaborate with blocks, patterns, and a notebook.
1.

89 + 11 =

2.

25 + 74 =

3.

84 + 16 =

4.

93 + 7 =

5.

71 + 29 =

6.

74 + 24 =

7.

41 + 56 =

8.

55 + 45 =

9.

31 + 69 =

10.

52 + 48 =

11.

96 + 4 =

12.

60 + 40 =

13.

68 + 32 =

14.

90 + 10 =

How to use this skill

Add one- and two-digit numbers with sums up to 100.

Worked example

38 + 24 = 62. Add ones: 8 + 4 = 12, regroup 1 ten, then add tens.

Common mistake

Forgetting to add the regrouped ten.

Helpful hint

Line up ones with ones and tens with tens.

More free printable versions

Choose a difficulty and print one of twenty reproducible versions. Each page contains a real worksheet preview, answers, teaching notes, and its own permanent link.