Percentage Calculator: What is 21 percent of 0.042? = 0.00882

21 percent *0.042 =

(21:100)*0.042 =

(21*0.042):100 =

0.882:100 = 0.00882

Now we have: 21 percent of 0.042 = 0.00882

Question: What is 21 percent of 0.042?

Percentage solution with steps:

Step 1: Our output value is 0.042.

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

Step 3: From step 1 above,{0.042}={100\%}.

Step 4: Similarly, {x}={21\%}.

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

{0.042}={100\%}(1).

{x}={21\%}(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{0.042}{x}=\frac{100\%}{21\%}

Step 7: Again, the reciprocal of both sides gives

\frac{x}{0.042}=\frac{21}{100}

\Rightarrow{x} = {0.00882}

Therefore, {21\%} of {0.042} is {0.00882}

Percentage of

Difference

0.042 percent *21 =

(0.042:100)*21 =

(0.042*21):100 =

0.882:100 = 0.00882

Now we have: 0.042 percent of 21 = 0.00882

Question: What is 0.042 percent of 21?

Percentage solution with steps:

Step 1: Our output value is 21.

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

Step 3: From step 1 above,{21}={100\%}.

Step 4: Similarly, {x}={0.042\%}.

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

{21}={100\%}(1).

{x}={0.042\%}(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{21}{x}=\frac{100\%}{0.042\%}

Step 7: Again, the reciprocal of both sides gives

\frac{x}{21}=\frac{0.042}{100}

\Rightarrow{x} = {0.00882}

Therefore, {0.042\%} of {21} is {0.00882}

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