Question

subtract 2.5x104 from 3.9x105 and
give the
answer to
correct number
0 significant figures.​

Answer 1

Answer:

149.5

Explanation:

3.9×105=409.5

2.5×104=260

409.5-260=149.5

Answer 2

Answer:

149.5

Explanation:

First multiply 2.5 and 104 or 2.5 × 104 = 260

and then multiply 3.9 and 105 or 3.9 × 105 = 409.5

After multipling them we get

260 and 409.5

ACCORDING TO THE QUESTION

SUBRACT 260 FROM 409.5

THEN , 409.5 - 260 = 149.5

I HOPE THIS WILL HELP U.

THANKS....