You make a vertical line for one, and afterward draw two ovals/circles for zeroes.
Sixty hundreds = 6,000
You would write five and eight hundreds like... 5.08
15 hundreds = 1500
0.7 hundreds = 70 3.69 hundreds = 369
write the two hundreds each number: 908, 127, 651,768
Five hundreds is 500
2.4 million = 24,000 hundreds
600
1,600
11,000
2100
3,500