Percentage Calculator: What is 42 percent of 30.? = 12.6

42 percent *30. =

(42:100)*30. =

(42*30.):100 =

1260:100 = 12.6

Now we have: 42 percent of 30. = 12.6

Question: What is 42 percent of 30.?

Percentage solution with steps:

Step 1: Our output value is 30..

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

Step 3: From step 1 above,{30.}={100\%}.

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

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

{30.}={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.}{x}=\frac{100\%}{42\%}

Step 7: Again, the reciprocal of both sides gives

\frac{x}{30.}=\frac{42}{100}

\Rightarrow{x} = {12.6}

Therefore, {42\%} of {30.} is {12.6}

Percentage of

Difference

30. percent *42 =

(30.:100)*42 =

(30.*42):100 =

1260:100 = 12.6

Now we have: 30. percent of 42 = 12.6

Question: What is 30. 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.\%}.

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

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

{x}={30.\%}(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.\%}

Step 7: Again, the reciprocal of both sides gives

\frac{x}{42}=\frac{30.}{100}

\Rightarrow{x} = {12.6}

Therefore, {30.\%} of {42} is {12.6}

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