3-digit addition
3-digit subtraction
Word Problems
Smiling Student or Vertical Way?
Solve with Addition
100

562+122

684

100

570 - 240

330

100

A farmer has 509 sheep. She moves 267 sheep into a field. How many sheep are left?

242

100

500 - 123 by Smiling Student! 

377

100

300-100 = ?

Write the answer AND solve with addition

300 - 100 = 200
200 + 100 = 300

200

132+468

600

200

627-289

338

200

Dan drove 357 miles in his Lambo and Jack drove 562 miles in his Porsche. How many more miles did Jack drive? 

205 miles

200

800 - 387 Vertical Way!

413

200

789 - 524 = ?

Write the answer AND solve with Addition!

789-524 = 265
265 + 524 = 789

300

197+564

761

300

308- 248

60

300

Miss DelGiorno picks 497 apples. She gives Miss Agostino 169 apples. How many apples does Miss Del have left?

328 apples.

300

800-555 using the Smiling Student Strategy!

245

300

305-194 = ?

Write the answer AND solve with Addition!

305-194 = 111
111 + 194 = 305

400

863+127

990

400

458- 359

99

400

A store sells 154 DVDs and 488 CDs. How many DVDs and CDs does the store sell?

642 altogether

400

900-652 with the Smiling Student Strategy!

248

400

611-457 = ?

Write the answer AND solve with Addition!

611-457 = 154

154 + 457 = 611

500

766+189

955

500

900- 642

258

500

Nick's class collected 485 cans for recycling. James's class collected 196 cans. How many more cans did Nick's class collect than James's class?

289

500

600-397 using BOTH strategies!

203


500

600-125 = ?

Write the answer AND solve with Addition!

600-125 = 475
475 + 125 = 600