Adding
Three
Digit
Numbers
100

Find 263+222

485

100

Find 432+107

539

100

Find 123+325

448

100

Find 312+217

529

200

Find 357 + 147

504

200

Find 537 + 745

1282

200

Find 563 + 127

690

200

Find 632 + 239

871

300

A basketball team sells 379 tickets before game day. Another 136 tickets are sold at the door. How many tickets are sold in all?

515 tickets

300

Ms. Stone's students work in the school garden. They plant 267 beet plants and 278 onion plants. What is the total number of plants?

545 plants

300

Charlie has 378 play coins. Ting has 147. How many coins do Charlie and Ting have in all?

525 coins

300

Carmen has 172 photos of her family. She also has 153 photos of her friends. How many photos does she have in all?

325 photos

400

There is a box of foam shapes in the art room. It has 356 squares and 304 circles. Which addition problem shows how many foam shapes there are in all?

A) 600 + 50 + 10

B) 600 + 5 + 10

C) 600 + 90 + 6

A) 600 + 50 + 10 = 660

400

A flower store sells 285 roses in the morning and 260 roses in the afternoon. Which addition problem shows how many roses the store sells in all?

A) 400 + 140 + 50

B) 400 + 14 + 5

C) 400 + 140 + 5

C) 400 + 140 + 5 = 545

400

Marcy needs to double the number 439. Which addition problems could she use?

A) 8 + 60 + 800

B) 800 + 60 + 10 + 8

C) 800 + 60 + 90

B) 800 + 60 + 10 + 8 = 878

400

Elsa writes 500 + 70 + 6. What two three-digit numbers could she be adding?

A) 371 + 275

B) 145 + 421

C) 252 + 324

C) 252 + 324 = 576

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