Respuesta :

1. I think the underlined number is 2. So It will be hundredths.

2.  (8 x 100) + (6 x 10) + (3 x 1) + (1/10) + (4/100) + (1/1000)

 Or 800 + 60 + 3 + 0.1 + 0.04 + 0.001

she’s right i guess