Percentage Calculator: What is 4 percent of 20.? = 0.8

4 percent *20. =

(4:100)*20. =

(4*20.):100 =

80:100 = 0.8

Now we have: 4 percent of 20. = 0.8

Question: What is 4 percent of 20.?

Percentage solution with steps:

Step 1: Our output value is 20..

Step 2: We represent the unknown value with {x}.

Step 3: From step 1 above,{20.}={100\%}.

Step 4: Similarly, {x}={4\%}.

Step 5: This results in a pair of simple equations:

{20.}={100\%}(1).

{x}={4\%}(2).

Step 6: By dividing equation 1 by equation 2 and noting that both the RHS (right hand side) of both
equations have the same unit (%); we have

\frac{20.}{x}=\frac{100\%}{4\%}

Step 7: Again, the reciprocal of both sides gives

\frac{x}{20.}=\frac{4}{100}

\Rightarrow{x} = {0.8}

Therefore, {4\%} of {20.} is {0.8}

Percentage of

Difference

20. percent *4 =

(20.:100)*4 =

(20.*4):100 =

80:100 = 0.8

Now we have: 20. percent of 4 = 0.8

Question: What is 20. percent of 4?

Percentage solution with steps:

Step 1: Our output value is 4.

Step 2: We represent the unknown value with {x}.

Step 3: From step 1 above,{4}={100\%}.

Step 4: Similarly, {x}={20.\%}.

Step 5: This results in a pair of simple equations:

{4}={100\%}(1).

{x}={20.\%}(2).

Step 6: By dividing equation 1 by equation 2 and noting that both the RHS (right hand side) of both
equations have the same unit (%); we have

\frac{4}{x}=\frac{100\%}{20.\%}

Step 7: Again, the reciprocal of both sides gives

\frac{x}{4}=\frac{20.}{100}

\Rightarrow{x} = {0.8}

Therefore, {20.\%} of {4} is {0.8}

Calculation Samples