Percentage Calculator: What is 40 percent of 20.? = 8

40 percent *20. =

(40:100)*20. =

(40*20.):100 =

800:100 = 8

Now we have: 40 percent of 20. = 8

Question: What is 40 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}={40\%}.

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

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

{x}={40\%}(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\%}{40\%}

Step 7: Again, the reciprocal of both sides gives

\frac{x}{20.}=\frac{40}{100}

\Rightarrow{x} = {8}

Therefore, {40\%} of {20.} is {8}

Percentage of

Difference

20. percent *40 =

(20.:100)*40 =

(20.*40):100 =

800:100 = 8

Now we have: 20. percent of 40 = 8

Question: What is 20. percent of 40?

Percentage solution with steps:

Step 1: Our output value is 40.

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

Step 3: From step 1 above,{40}={100\%}.

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

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

{40}={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{40}{x}=\frac{100\%}{20.\%}

Step 7: Again, the reciprocal of both sides gives

\frac{x}{40}=\frac{20.}{100}

\Rightarrow{x} = {8}

Therefore, {20.\%} of {40} is {8}

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