3-Digit Addition (With and Without Regrouping)

Calculate the sum.

• 482

• 481

• 582

• 581

Calculate the sum.

• 520

• 560

• 536

• 563

Calculate the sum.

• 550

• 505

• 605

• 600

Calculate the sum.

• 400

• 424

• 426

• 422

Calculate the sum.

• 350

• 300

• 450

• 400

Calculate the sum.

• 1,108

• 1,118

• 1,180

• 1,000

Calculate the sum.

• 1,345

• 1,355

• 1,365

• 1,375

Calculate the sum.

• 1,345

• 1,454

• 1,445

• 1,543

Calculate the sum.

• 1,110

• 1,210

• 1,201

• 1,101

Calculate the sum.

• 1.807

• 1.788

• 1.887

• 1,878