no regrouping
single regrouping
double regrouping
across zeroes
word problems
100

156 - 23

133

100

645- 260

385

100

DOUBLE JEOPARDY!!!

456-78

378

100

500- 167

333

100

Jan baked 367 cookies.  She gave away 177 cookies.  How many cookies does she have left?

190

200

247- 131

116

200

777- 149

628

200

823- 574

249

200

410-235

175

200

DOUBLE JEOPARDY!!!

Kai picked 177 flowers.  He sold 88 flowers.  How many flowers does he have left?



89

300

359-144

215

300

838- 519

319

300

745-458

287

300

800- 555

245

300

Ben had 488 stickers.  He gave 295 stickers to a friend.  How many stickers does he have left?

193

400

479- 266

213

400

418- 55

363

400

626- 159

467

400

300-99

201

400

Ms. Firing has a book with 555 pages. She read 499 pages.  How many pages does she have left?

56

500

548-131

417

500

575- 207

368

500

525- 358

167

500

600-479

121

500

Max needs to drive 800 miles.  He has driven 385 miles.  How many miles does he have left?

415