Percentage Calculator: What is 45 percent of 20.? = 9

45 percent *20. =

(45:100)*20. =

(45*20.):100 =

900:100 = 9

Now we have: 45 percent of 20. = 9

Question: What is 45 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}={45\%}.

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

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

{x}={45\%}(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\%}{45\%}

Step 7: Again, the reciprocal of both sides gives

\frac{x}{20.}=\frac{45}{100}

\Rightarrow{x} = {9}

Therefore, {45\%} of {20.} is {9}

Percentage of

Difference

20. percent *45 =

(20.:100)*45 =

(20.*45):100 =

900:100 = 9

Now we have: 20. percent of 45 = 9

Question: What is 20. percent of 45?

Percentage solution with steps:

Step 1: Our output value is 45.

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

Step 3: From step 1 above,{45}={100\%}.

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

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

{45}={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{45}{x}=\frac{100\%}{20.\%}

Step 7: Again, the reciprocal of both sides gives

\frac{x}{45}=\frac{20.}{100}

\Rightarrow{x} = {9}

Therefore, {20.\%} of {45} is {9}

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