tolong dijawab kakak kakak

no 17 dulu ya....
semoga membantu

17.
2 2/5 kg : 3 = 12/5 × 1/3 = 12/15 = 0,8 kg = 800 gr

18.
5m² : 1/2 = 5 × 2/1 = 10 m

Semoga bermanfaat...
Maaf, kalau salah