# Lesson Worksheet: Adding Two-Digit Numbers without Regrouping Mathematics • 1st Grade

In this worksheet, we will practice adding a two-digit number to a two-digit number without crossing a ten and model this with place value equipment.

**Q1: **

We can use what we know about place value to add two-digit numbers quickly.

Find the answer by adding the tens together and then the ones.

**Q2: **

Which frame matches ?

- A
- B
- C

**Q3: **

Which of the following matches the sum shown with the place value blocks?

- A
- B
- C

**Q4: **

Find the result of the following in digits: .

**Q5: **

Consider the following place value table.

Which of the following matches the sum shown with the place value blocks?

- A
- B
- C
- D

Find the sum.

**Q6: **

Which of the following matches the sum shown by the place value blocks?

- A
- B
- C
- D

Find the sum.

**Q7: **

I am using counters to help me add two numbers.

Pick the calculation that I am solving.

- A
- B
- C
- D

Find the sum.

**Q8: **

Find 36 plus 53.

**Q9: **

Jacob has 33 soccer trading cards. He is given 34 more for his birthday. How many soccer trading cards does he have now?

**Q10: **

Jennifer has 23 stickers. Scarlett has 34 more stickers than Jennifer. How many stickers does Scarlett have?