Show:
Proof Drawing Addition
Proof Drawing Subtraction
Number Line Addition
Number Line Subtraction
Expanded Form Addition
100

123 + 210 = ____

333

100

347 - 122 = ____

225

100

135 + 210 = _____

345

100

256 - 124 = _____

132

100

148 + 231 = _____

379

200

361 + 124 = ____

485

200

678 - 245 = _____

433

200

273 + 226 = _____

499

200

348 - 216 = _____

132

200

365 + 234 = ____

599

300

454 + 217 = ____

671

300

345 - 128 = ____

217

300

526 + 148 = ____

674

300

718 - 442 = ____

276

300

237 + 145 = ____

382

400

638 + 191 = _____

829

400

735 - 392 = ____

343

400

672 + 165 = 

837

400

618 - 309 = ____

309

400

173 + 254 = ____

427

500

587 + 289 = _____

876

500

500 - 348 = _____

152

500

389 + 296 = ____

685

500

702 - 367 = ____

335

500

378 + 249 = ____

627