Tolong bantu ia guys please​

Penjelasan dengan langkah-langkah:

200 × 300 = 600 (6800 = 17 × 400

4. × 200 = 600 (7800 = 39 × 200

20. × 30. = 600 (8800 = 11 × 160

7. × 420 = 600 ( 9800 = 12 × 80

6 × 10 × 10. = 600 (10800 = 270 × 40

semoga terbantu

maaf ya kalau ada yang salah