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Two Digit Regrouping Addition - Printable Mathematics Worksheets - Wayground

Two Digit Regrouping Addition

10 questions

1st - 1st Grade

Mathematics

Two Digit Regrouping Addition is a Grade 1 mathematics worksheet that helps students add two-digit numbers when the ones place requires regrouping. It includes 10 multiple-choice problems, with examples such as 12 + 19, 35 + 39, 69 + 18, and 85 + 96, so students practice combining ones, carrying a ten when needed, and finding sums up to three digits. This free printable worksheet is useful for guided practice, independent work, or a quick check of addition skills. Students select from four answer choices for most problems, allowing teachers to identify errors such as forgetting to regroup or miscalculating the tens. The worksheet includes a complete answer key for efficient checking and review.

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Worksheets

Two Digit Regrouping Addition

Total questions: 10

Name
Class
Date
1.
  12
+19
a)
28
b)
31
c)
34
d)
11
2.
  35
+39
a)
84
b)
44
c)
74
d)
65
3.
  89
+11
a)
101
b)
91
c)
94
d)
100
4.
  85
+96
a)
281
b)
181
c)
161
d)
191
5.
  75
+65
a)
130
b)
120
c)
110
d)
140
6.
27+56=
a)
83
b)
73
c)
72
d)
81
7.
35+48=
a)
83
b)
73
c)
84
d)
75
8.
69+18=
a)
87
b)
77
c)
71
d)
51
9.
73+19=
a)
92
b)
66
c)
54
10.
65+29=
a)
94
b)
46
c)
84
d)
95
Answer Key

Two Digit Regrouping Addition

Total questions: 10

1.
b) 31
2.
c) 74
3.
d) 100
4.
b) 181
5.
d) 140
6.
a) 83
7.
a)
83
8.
a) 87
9.
a) 92
10.
a) 94

FAQs

What does this Two Digit Regrouping Addition worksheet cover?

This Grade 1 worksheet covers adding two-digit numbers when the ones add to 10 or more and require regrouping into the tens place. Its 10 multiple-choice problems, including sums such as 27 + 56 and 85 + 96, help students apply the regrouping step and choose the correct total.

How can I use this worksheet to teach two-digit addition with regrouping?

Model one of the worksheet’s addition expressions by adding the ones first, exchanging 10 ones for 1 ten, and then adding the tens. Work through a problem such as 35 + 39 with students, asking them to explain where the new ten comes from before they complete the remaining multiple-choice items independently.

What mistakes should I watch for when students complete this worksheet?

Students may add the ones correctly but forget to carry the extra ten into the tens column, producing a total that is too small. They may also add the tens without accounting for regrouping or select a distractor based on reversing digits, so ask them to show the ones and tens steps for expressions such as 69 + 18 or 65 + 29.

How do I assign and grade this worksheet?

On Wayground, assign this worksheet as a printable PDF or as a digital quiz, and use the complete answer key to check the 10 multiple-choice responses. Printable submissions can also be graded by scanning student work with the Wayground for Teachers app. The printable format is useful when your school wants to reduce screen time.

How can I differentiate this two-digit regrouping worksheet for my students?

Use the worksheet’s Advanced Settings to adjust font spacing and font size so the addition expressions and answer choices are easier to read. You can also apply a dyslexia-friendly font or translate the worksheet into another language when that supports access to the multiple-choice regrouping practice.

Where can I find more worksheets like this on Wayground?

Wayground offers a broad collection of free printable worksheets and practice problems across subjects, with downloadable PDFs and answer keys to support essential skills and concepts. Browse more resources at https://wayground.com/en-us/worksheets.