The number on the left side of the decimal, write it as a large, in this case, three. The number on the right side of the decimal, write as a small number. Then put a ten under the five, and divide the two with a line. A way to remember this is - Imagine you have 3 cookies. The .5 represents a half of a cookie. You need to have all ten parts of the cookie to make a whole cookie. You'd need 5 more pieces of cookie to make 4 cookies. Hope this helps.
Answer:

Step-by-step explanation:
Hope this helps!
=)
Answer:
$454.5
Step-by-step explanation:
Current balance: -$25.50
Initial deposit: $120
Total deposit: $120 * 4 months = $480
Total balance: -$25.50 + $480 = $454.50
Supplementary angles because because angle 1 + angle 2 = 180° so they form a line
Answer:
30%
Step-by-step explanation:
Convert fraction to 21 / 70 and then change to percent Answer: 30%
I hope this helps u