in 6th grade, miguel read 15 books. In 7th grade, he read 21 books. What was the percentage change in the number of miguel read from 6th to 7th grade

Respuesta :

Answer:

40%

Step-by-step explanation:

(21-15)/15=0.4

0.4×100=40

Answer: u

I think this is the right but i don't know

40%

Step-by-step explanation: