Answer:
45%
Step-by-step explanation:
Simply divide your partial amount (18 in this case) by your total (40), and you then multiply your answer from 18/40= .45 by 100, and you get 45. This is 45%
45% because math said so
18÷40= .45
.45•100=45
16
10+6=16
HOPE THIS IS WHAT YOU ARD LOOK FOR