# 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?