Answer:
65%, 2/3, 0.7, 6/8
Step-by-step explanation:
Hey there!
The unit rate is 8.30 for every hour.
If he earns $8.30 an hour and works 9 hours, multiply 8.30 by 9.
8.30 x 9 = 74.70
Hope this helps!
+ is positive, or plus
- is negative, or minus
the third one is multiply, can look like * and "x"
the fourth one is divide, can look like "/"
hope this helps