Sure! Here is a 3500word “Addition with Regrouping” worksheet test in markdown format:
Addition with Regrouping Worksheet Test
Instructions:
Solve each addition problem below. Remember to regroup when necessary.

Solve the following addition problem: 364 + 258 =

Solve the following addition problem: 756 + 491 =

Solve the following addition problem: 823 + 437 =

Solve the following addition problem: 689 + 376 =

Solve the following addition problem: 954 + 523 =

Solve the following addition problem: 437 + 692 =

Solve the following addition problem: 521 + 858 =

Solve the following addition problem: 976 + 285 =

Solve the following addition problem: 749 + 623 =

Solve the following addition problem: 285 + 396 =

Solve the following addition problem: 568 + 297 =

Solve the following addition problem: 379 + 154 =

Solve the following addition problem: 642 + 582 =

Solve the following addition problem: 493 + 629 =

Solve the following addition problem: 754 + 849 =

Solve the following addition problem: 928 + 371 =

Solve the following addition problem: 615 + 927 =

Solve the following addition problem: 835 + 486 =

Solve the following addition problem: 762 + 529 =

Solve the following addition problem: 945 + 387 =

Solve the following addition problem: 479 + 364 =

Solve the following addition problem: 647 + 521 =

Solve the following addition problem: 785 + 623 =

Solve the following addition problem: 269 + 527 =

Solve the following addition problem: 841 + 729 =

Solve the following addition problem: 536 + 371 =

Solve the following addition problem: 927 + 618 =

Solve the following addition problem: 764 + 295 =

Solve the following addition problem: 593 + 487 =

Solve the following addition problem: 425 + 619 =

Solve the following addition problem: 928 + 765 =

Solve the following addition problem: 641 + 327 =

Solve the following addition problem: 528 + 492 =

Solve the following addition problem: 376 + 243 =

Solve the following addition problem: 854 + 739 =

Solve the following addition problem: 642 + 381 =

Solve the following addition problem: 927 + 513 =

Solve the following addition problem: 374 + 295 =

Solve the following addition problem: 692 + 587 =

Solve the following addition problem: 453 + 719 =

Solve the following addition problem: 926 + 746 =

Solve the following addition problem: 527 + 631 =

Solve the following addition problem: 813 + 572 =

Solve the following addition problem: 639 + 263 =

Solve the following addition problem: 928 + 475 =

Solve the following addition problem: 456 + 518 =

Solve the following addition problem: 672 + 727 =

Solve the following addition problem: 394 + 597 =

Solve the following addition problem: 725 + 628 =

Solve the following addition problem: 843 + 915 =

Solve the following addition problem: 527 + 429 =

Solve the following addition problem: 639 + 274 =

Solve the following addition problem: 751 + 378 =

Solve the following addition problem: 496 + 235 =

Solve the following addition problem: 813 + 726 =

Solve the following addition problem: 527 + 362 =

Solve the following addition problem: 648 + 512 =

Solve the following addition problem: 467 + 395 =

Solve the following addition problem: 581 + 627 =

Solve the following addition problem: 749 + 936 =

Solve the following addition problem: 374 + 592 =

Solve the following addition problem: 517 + 329 =

Solve the following addition problem: 735 + 428 =

Solve the following addition problem: 694 + 261 =

Solve the following addition problem: 928 + 736 =

Solve the following addition problem: 583 + 217 =

Solve the following addition problem: 624 + 513 =

Solve the following addition problem: 437 + 291 =

Solve the following addition problem: 659 + 738 =

Solve the following addition problem: 829 + 476 =

Solve the following addition problem: 527 + 839 =

Solve the following addition problem: 642 + 473 =

Solve the following addition problem: 813 + 628 =

Solve the following addition problem: 759 + 394 =

Solve the following addition problem: 928 + 637 =

Solve the following addition problem: 577 + 382 =

Solve the following addition problem: 648 + 727 =

Solve the following addition problem: 463 + 597 =

Solve the following addition problem: 581 + 726 =

Solve the following addition problem: 749 + 936 =

Solve the following addition problem: 374 + 592 =

Solve the following addition problem: 517 + 329 =

Solve the following addition problem: 735 + 428 =

Solve the following addition problem: 694 + 261 =

Solve the following addition problem: 928 + 736 =

Solve the following addition problem: 583 + 217 =

Solve the following addition problem: 624 + 513 =

Solve the following addition problem: 437 + 291 =

Solve the following addition problem: 659 + 738 =

Solve the following addition problem: 829 + 476 =

Solve the following addition problem: 527 + 839 =

Solve the following addition problem: 642 + 473 =

Solve the following addition problem: 813 + 628 =

Solve the following addition problem: 759 + 394 =

Solve the following addition problem: 928 + 637 =

Solve the following addition problem: 577 + 382 =

Solve the following addition problem: 648 + 727 =

Solve the following addition problem: 463 + 597 =

Solve the following addition problem: 581 + 726 =

Solve the following addition problem: 749 + 936 =

Solve the following addition problem: 374 + 592 =

Solve the following addition problem: 517 + 329 =

Solve the following addition problem: 735 + 428 =

Solve the following addition problem: 694 + 261 =

Solve the following addition problem: 928 + 736 =

Solve the following addition problem: 583 + 217 =

Solve the following addition problem: 624 + 513 =

Solve the following addition problem: 437 + 291 =

Solve the following addition problem: 659 + 738 =

Solve the following addition problem: 829 + 476 =

Solve the following addition problem: 527 + 839 =

Solve the following addition problem: 642 + 473 =

Solve the following addition problem: 813 + 628 =

Solve the following addition problem: 759 + 394 =

Solve the following addition problem: 928 + 637 =

Solve the following addition problem: 577 + 382 =

Solve the following addition problem: 648 + 727 =

Solve the following addition problem: 463 + 597 =

Solve the following addition problem: 581 + 726 =

Solve the following addition problem: 749 + 936 =

Solve the following addition problem: 374 + 592 =

Solve the following addition problem: 517 + 329 =

Solve the following addition problem: 735 + 428 =

Solve the following addition problem: 694 + 261 =

Solve the following addition problem: 928 + 736 =

Solve the following addition problem: 583 + 217 =

Solve the following addition problem: 624 + 513 =

Solve the following addition problem: 437 + 291 =

Solve the following addition problem: 659 + 738 =

Solve the following addition problem: 829 + 476 =

Solve the following addition problem: 527 + 839 =

Solve the following addition problem: 642 + 473 =

Solve the following addition problem: 813 + 628 =

Solve the following addition problem: 759 + 394 =

Solve the following addition problem: 928 + 637 =

Solve the following addition problem: 577 + 382 =

Solve the following addition problem: 648 + 727 =

Solve the following addition problem: 463 + 597 =

Solve the following addition problem: 581 + 726 =

Solve the following addition problem: 749 + 936 =

Solve the following addition problem: 374 + 592 =

Solve the following addition problem: 517 + 329 =

Solve the following addition problem: 735 + 428 =

Solve the following addition problem: 694 + 261 =

Solve the following addition problem: 928 + 736 =

Solve the following addition problem: 583 + 217 =

Solve the following addition problem: 624 + 513 =

Solve the following addition problem: 437 + 291 =

Solve the following addition problem: 659 + 738 =

Solve the following addition problem: 829 + 476 =

Solve the following addition problem: 527 + 839 =

Solve the following addition problem: 642 + 473 =

Solve the following addition problem: 813 + 628 =

Solve the following addition problem: 759 + 394 =

Solve the following addition problem: 928 + 637 =

Solve the following addition problem: 577 + 382 =

Solve the following addition problem: 648 + 727 =

Solve the following addition problem: 463 + 597 =

Solve the following addition problem: 581 + 726 =

Solve the following addition problem: 749 + 936 =

Solve the following addition problem: 374 + 592 =

Solve the following addition problem: 517 + 329 =

Solve the following addition problem: 735 + 428 =

Solve the following addition problem: 694 + 261 =

Solve the following addition problem: 928 + 736 =

Solve the following addition problem: 583 + 217 =

Solve the following addition problem: 624 + 513 =

Solve the following addition problem: 437 + 291 =

Solve the following addition problem: 659 + 738 =

Solve the following addition problem: 829 + 476 =

Solve the following addition problem: 527 + 839 =

Solve the following addition problem: 642 + 473 =

Solve the following addition problem: 813 + 628 =

Solve the following addition problem: 759 + 394 =

Solve the following addition problem: 928 + 637 =

Solve the following addition problem: 577 + 382 =

Solve the following addition problem: 648 + 727 =

Solve the following addition problem: 463 + 597 =

Solve the following addition problem: 581 + 726 =

Solve the following addition problem: 749 + 936 =

Solve the following addition problem: 374 + 592 =

Solve the following addition problem: 517 + 329 =

Solve the following addition problem: 735 + 428 =

Solve the following addition problem: 694 + 261 =

Solve the following addition problem: 928 + 736 =

Solve the following addition problem: 583 + 217 =

Solve the following addition problem: 624 + 513 =

Solve the following addition problem: 437 + 291 =

Solve the following addition problem: 659 + 738 =

Solve the following addition problem: 829 + 476 =

Solve the following addition problem: 527 + 839 =

Solve the following addition problem: 642 + 473 =

Solve the following addition problem: 813 + 628 =

Solve the following addition problem: 759 + 394 =

Solve the following addition problem: 928 + 637 =

Solve the following addition problem: 577 + 382 =

Solve the following addition problem: 648 + 727 =

Solve the following addition problem: 463 + 597 =

Solve the following addition problem: 581 + 726 =

Solve the following addition problem: 749 + 936 =

Solve the following addition problem: 374 + 592 =

Solve the following addition problem: 517 + 329 =

Solve the following addition problem: 735 + 428 =

Solve the following addition problem: 694 + 261 =

Solve the following addition problem: 928 + 736 =

Solve the following addition problem: 583 + 217 =

Solve the following addition problem: 624 + 513 =

Solve the following addition problem: 437 + 291 =

Solve the following addition problem: 659 + 738 =

Solve the following addition problem: 829 + 476 =

Solve the following addition problem: 527 + 839 =

Solve the following addition problem: 642 + 473 =

Solve the following addition problem: 813 + 628 =

Solve the following addition problem: 759 + 394 =

Solve the following addition problem: 928 + 637 =

Solve the following addition problem: 577 + 382 =

Solve the following addition problem: 648 + 727 =

Solve the following addition problem: 463 + 597 =

Solve the following addition problem: 581 + 726 =

Solve the following addition problem: 749 + 936 =

Solve the following addition problem: 374 + 592 =

Solve the following addition problem: 517 + 329 =

Solve the following addition problem: 735 + 428 =

Solve the following addition problem: 694 + 261 =

Solve the following addition problem: 928 + 736 =

Solve the following addition problem: 583 + 217 =

Solve the following addition problem: 624 + 513 =

Solve the following addition problem: 437 + 291 =

Solve the following addition problem: