Regroup from the Tens
Regroup from the Hundreds
Regroup from Both Place Values
100

342-115=

227

100

538-271=

267

100

542-367=

175

200

567-238=

329

200

619-172=

447

200

831-456=

375

300

814-436=

378

300

936-463=

473

300

726-247=

479

400

625-317=

308

400

457-286=

171

400

616-159=

457

500

753-524=

229

500

749-357=

392

500

905-527=

378

M
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