45hg+2dag+12g=.....g

45 hg= 4500 g
2 dag = 200 g
12 g = 12 g

4500g + 200g + 12g = 4.712g

45 hg + 2 dag + 12 g = ... g
45 hg = 4500 g
2 dag = 20 g
12 g = 12 g
4500 + 20 + 12 = 4532 g
Semoga benar,, maaf kalau salah