Percentage Calculator: What is 18 percent of 400.? = 72

18 percent *400. =

(18:100)*400. =

(18*400.):100 =

7200:100 = 72

Now we have: 18 percent of 400. = 72

Question: What is 18 percent of 400.?

Percentage solution with steps:

Step 1: Our output value is 400..

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

Step 3: From step 1 above,{400.}={100\%}.

Step 4: Similarly, {x}={18\%}.

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

{400.}={100\%}(1).

{x}={18\%}(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{400.}{x}=\frac{100\%}{18\%}

Step 7: Again, the reciprocal of both sides gives

\frac{x}{400.}=\frac{18}{100}

\Rightarrow{x} = {72}

Therefore, {18\%} of {400.} is {72}

Percentage of

Difference

400. percent *18 =

(400.:100)*18 =

(400.*18):100 =

7200:100 = 72

Now we have: 400. percent of 18 = 72

Question: What is 400. percent of 18?

Percentage solution with steps:

Step 1: Our output value is 18.

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

Step 3: From step 1 above,{18}={100\%}.

Step 4: Similarly, {x}={400.\%}.

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

{18}={100\%}(1).

{x}={400.\%}(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{18}{x}=\frac{100\%}{400.\%}

Step 7: Again, the reciprocal of both sides gives

\frac{x}{18}=\frac{400.}{100}

\Rightarrow{x} = {72}

Therefore, {400.\%} of {18} is {72}

Calculation Samples