What is the expanded form for 428?

What is the expanded form for 428?

1. 40+20+8=428
2. 4+2+8=428
3. 400+20+8=428
4. 40+20+8=428
5. Semua jawaban benar

Jawaban: C. 400+20+8=428.

Dilansir dari ensiklopedia, what is the expanded form for 428 400+20+8=428.