#### Solution for 399 is what percent of 631:

399: 631*100 =

(399*100): 631 =

39900: 631 = 63.23

Now we have: 399 is what percent of 631 = 63.23

Question: 399 is what percent of 631?

Percentage solution with steps:

Step 1: We make the assumption that 631 is 100% since it is our output value.

Step 2: We next represent the value we seek with {x}.

Step 3: From step 1, it follows that {100\%}={ 631}.

Step 4: In the same vein, {x\%}={399}.

Step 5: This gives us a pair of simple equations:

{100\%}={ 631}(1).

{x\%}={399}(2).

Step 6: By simply dividing equation 1 by equation 2 and taking note of the fact that both the LHS
(left hand side) of both equations have the same unit (%); we have

\frac{100\%}{x\%}=\frac{ 631}{399}

Step 7: Taking the inverse (or reciprocal) of both sides yields

\frac{x\%}{100\%}=\frac{399}{ 631}

\Rightarrow{x} = {63.23\%}

Therefore, {399} is {63.23\%} of { 631}.

#### Solution for 631 is what percent of 399:

631:399*100 =

( 631*100):399 =

63100:399 = 158.15

Now we have: 631 is what percent of 399 = 158.15

Question: 631 is what percent of 399?

Percentage solution with steps:

Step 1: We make the assumption that 399 is 100% since it is our output value.

Step 2: We next represent the value we seek with {x}.

Step 3: From step 1, it follows that {100\%}={399}.

Step 4: In the same vein, {x\%}={ 631}.

Step 5: This gives us a pair of simple equations:

{100\%}={399}(1).

{x\%}={ 631}(2).

Step 6: By simply dividing equation 1 by equation 2 and taking note of the fact that both the LHS
(left hand side) of both equations have the same unit (%); we have

\frac{100\%}{x\%}=\frac{399}{ 631}

Step 7: Taking the inverse (or reciprocal) of both sides yields

\frac{x\%}{100\%}=\frac{ 631}{399}

\Rightarrow{x} = {158.15\%}

Therefore, { 631} is {158.15\%} of {399}.

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