חשבון — כיתה ד׳

פתרונות

1. 558 — 345 + 213 = 558
2. 663 — 412 + 251 = 663
3. 860 — 520 + 340 = 860
4. 778 — 631 + 147 = 778
5. 1,500 — 1,200 + 300 = 1,500
6. 3,700 — 2,300 + 1,400 = 3,700
7. 6,600 — 4,100 + 2,500 = 6,600
8. 468 — 789 - 321 = 468
9. 424 — 654 - 230 = 424
10. 534 — 987 - 453 = 534
11. 2,300 — 3,500 - 1,200 = 2,300
12. 3,300 — 5,700 - 2,400 = 3,300
13. 3,200 — 6,800 - 3,600 = 3,200
14. 2,000 — 1,000 + 1,000 = 2,000
15. 7,000 — 3,000 + 4,000 = 7,000
16. 3,000 — 8,000 - 5,000 = 3,000
17. 600 — 250 + 350 = 600
18. 690 — 460 + 230 = 690
19. 630 — 870 - 240 = 630
20. 410 — 910 - 500 = 410