#### Solution for 215 is what percent of 660:

215:660*100 =

(215*100):660 =

21500:660 = 32.58

Now we have: 215 is what percent of 660 = 32.58

Question: 215 is what percent of 660?

Percentage solution with steps:

Step 1: We make the assumption that 660 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\%}={660}.

Step 4: In the same vein, {x\%}={215}.

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

{100\%}={660}(1).

{x\%}={215}(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{660}{215}

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

\frac{x\%}{100\%}=\frac{215}{660}

\Rightarrow{x} = {32.58\%}

Therefore, {215} is {32.58\%} of {660}.

#### Solution for 660 is what percent of 215:

660:215*100 =

(660*100):215 =

66000:215 = 306.98

Now we have: 660 is what percent of 215 = 306.98

Question: 660 is what percent of 215?

Percentage solution with steps:

Step 1: We make the assumption that 215 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\%}={215}.

Step 4: In the same vein, {x\%}={660}.

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

{100\%}={215}(1).

{x\%}={660}(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{215}{660}

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

\frac{x\%}{100\%}=\frac{660}{215}

\Rightarrow{x} = {306.98\%}

Therefore, {660} is {306.98\%} of {215}.

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