The document is a mathematics worksheet that provides examples and exercises for students to practice addition, subtraction and number comparisons of 3-digit and 4-digit numbers. It includes filling in missing numbers, completing addition tables, and performing subtraction and comparison calculations with 3-digit and 4-digit numbers.

1. Matemática
Nome:_________________________________ Data:_____________
1 – Faz como no exemplo:
405 – 400 + 5 – quatrocentos e cinco
418 - _______________________________________________________________
429 - _______________________________________________________________
437 - _______________________________________________________________
446 - _______________________________________________________________
452 - _______________________________________________________________
464 - _______________________________________________________________
473 - _______________________________________________________________
481 - _______________________________________________________________
490 - _______________________________________________________________
2 – Completa o quadro:
+ 0 1 2 3 4 5 6 7 8 9
400
410
420
430
440
450
460
470
480
490
3 – Completa:
495 – 5 = ___ 418 – 10 = ___ 476 – 76 = ___ 434 – 434 = ___
479 – 9 = ___ 423 – 20 = ___ 448 – 48 = ___ 434 – 0 = ___
451 – 1 = ___ 459 – 50 = ___ 497 – 400 = ___ 434 – 34 = ___
417 – 7 = ___ 474 – 70 = ___ 403 – 400 = ___ 434 – 4 = ___