Respuesta :

Answer:

2,586

Step-by-step explanation:

Add 1000+1000

2000

Since its 999 not 1000 subtract 1

1999

Now add 1 and subtract 1 from 587

Then add 2000 with 586

2,586

Answer:

999+587 = 1000+586

both of them equals 1586

HOPE IT HELPS