Solution for What is .4 percent of 20:

.4 percent *20 =

(.4:100)*20 =

(.4*20):100 =

8:100 = 0.08

Now we have: .4 percent of 20 = 0.08

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} = {0.08}

Therefore, {.4\%} of {20} is {0.08}


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Solution for What is 20 percent of .4:

20 percent *.4 =

(20:100)*.4 =

(20*.4):100 =

8:100 = 0.08

Now we have: 20 percent of .4 = 0.08

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} = {0.08}

Therefore, {20\%} of {.4} is {0.08}