# Percentage Calculator

### What is 30 percent of 7?

#### Solution for What is 30 percent of 7:

30 percent *7 =

( 30:100)*7 =

( 30*7):100 =

210:100 = 2.1

**Now we have: 30 percent of 7 = 2.1**

**Question: What is 30 percent of 7?**

Percentage solution with steps:

Step 1: Our output value is 7.

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

Step 3: From step 1 above,{7}={100\%}.

Step 4: Similarly, {x}={ 30\%}.

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

{7}={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{7}{x}=\frac{100\%}{ 30\%}

Step 7: Again, the reciprocal of both sides gives

\frac{x}{7}=\frac{ 30}{100}

\Rightarrow{x} = {2.1}

Therefore, { 30\%} of {7} is {2.1}

#### Solution for What is 7 percent of 30:

7 percent * 30 =

(7:100)* 30 =

(7* 30):100 =

210:100 = 2.1

**Now we have: 7 percent of 30 = 2.1**

**Question: What is 7 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}={7\%}.

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

{ 30}={100\%}(1).

{x}={7\%}(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\%}{7\%}

Step 7: Again, the reciprocal of both sides gives

\frac{x}{ 30}=\frac{7}{100}

\Rightarrow{x} = {2.1}

Therefore, {7\%} of { 30} is {2.1}

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