Answer:
80%
Step-by-step explanation:
You started of with 5/5 once one slice was eat it became 4/5
you must then convert 4/5 into a percent
To convert a fraction to a percent, divide the numerator by the denominator. Then multiply the decimal by 100.
so 4 divided by 5 =0.8
0.8 x 100= 80
see explanation
The = i
30
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you did it wrong you have to subtract X from 8900.
First you want to subtract 390 from 8900 and that equals
A) (-3,-2)