13a.) If you're dividing and the base (in this case the base is 10) is the same, subtract the exponents.

13b.) If you're multiplying and the base is the same, then you add the exponents:

13c.) This is similar to 13b:
Answer: 65
Step-by-step explanation:
First you have to multiply. 150 x 0.4 = 60
Then you have to subtract 60 from 150, you get 90. Then subtract 25. 90 - 25 = 65.
Answer:
This dude is a d!(k
Step-by-step explanation:
He deleted my answer and marked this other dude brainliest
65,000 give me a thanks or brainiest answer if this helps!