Answer:
8 × 10^-5
Step-by-step explanation:
80 x 10 exponet -6
So let's start it off at 80, and let's x it by 10 exponet 1
8.0 if we add 5 more exponets the . will move to the area in the photo shown above. Basically every exponet that is there, you move the dot by that much.
18
15 x 2 = 30
30 - 12 = 18
18 girls are in his class
627 pounds
3000 here hope this helps you out