Percentage Calculator: What is 42 percent of 30.50? = 12.81

42 percent *30.50 =

(42:100)*30.50 =

(42*30.50):100 =

1281:100 = 12.81

Now we have: 42 percent of 30.50 = 12.81

Question: What is 42 percent of 30.50?

Percentage solution with steps:

Step 1: Our output value is 30.50.

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

Step 3: From step 1 above,{30.50}={100\%}.

Step 4: Similarly, {x}={42\%}.

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

{30.50}={100\%}(1).

{x}={42\%}(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{30.50}{x}=\frac{100\%}{42\%}

Step 7: Again, the reciprocal of both sides gives

\frac{x}{30.50}=\frac{42}{100}

\Rightarrow{x} = {12.81}

Therefore, {42\%} of {30.50} is {12.81}

Percentage of

Difference

30.50 percent *42 =

(30.50:100)*42 =

(30.50*42):100 =

1281:100 = 12.81

Now we have: 30.50 percent of 42 = 12.81

Question: What is 30.50 percent of 42?

Percentage solution with steps:

Step 1: Our output value is 42.

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

Step 3: From step 1 above,{42}={100\%}.

Step 4: Similarly, {x}={30.50\%}.

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

{42}={100\%}(1).

{x}={30.50\%}(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{42}{x}=\frac{100\%}{30.50\%}

Step 7: Again, the reciprocal of both sides gives

\frac{x}{42}=\frac{30.50}{100}

\Rightarrow{x} = {12.81}

Therefore, {30.50\%} of {42} is {12.81}

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