2 Digit Addition
3 Digit Addition
Vocabulary
1-Step Word Problems
100

123+122

245

100

342 + 445+ 679

1466

100
The answer to an addition problem

sum

100

Mrs. Nussbaum bought 123 pencils for her class.  Andrew's mom bought her 222 more.  How many pencils does she have all together?

345 pencils

200

456+233

689

200

123+456+789

1368

200

The name of the two numbers that we add together (the parts)

Addends

200

Liam had 234 Harry Potter Lego figures and Owen had 35 more figures than Liam.  How many Harry Potter Lego figures does Owen have? 

269 figures

300

678+299

977

300

567+ 399 + 987

1953

300

When I see the word "about" in a word problem, what does it want me to do?

Estimate (by rounding)

300

Jackson has 345 pieces of candy.  He was trick or treating with Chris who has 657 pieces of candy. About how many pieces of candy do the boys have altogether?

1002

400

456+388

844

400

700+ 674 +392

1766
400

What is a key word that tells me I need to find the exact sum?

"Find the sum" or "How many?"

400

Adelina and Claire are going to the store. Adelina has $5.36, Claire has $7.82. About how much money do they have altogether.

$13.00
500

999+234

1,233

500

900 + 476 +210

1586
500

When the problem says altogether, what does it want me to do?

add

500

Hayden had 466 tennis shoes.  Ryan had 346 more pairs than Hayden.  How many tennis shoes did Ryan have?

812 tennis shoes