Solution for 12.8 is what percent of 42:

12.8:42*100 =

(12.8*100):42 =

1280:42 = 30.47619047619

Now we have: 12.8 is what percent of 42 = 30.47619047619

Question: 12.8 is what percent of 42?

Percentage solution with steps:

Step 1: We make the assumption that 42 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\%}={42}.

Step 4: In the same vein, {x\%}={12.8}.

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

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

{x\%}={12.8}(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{42}{12.8}

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

\frac{x\%}{100\%}=\frac{12.8}{42}

\Rightarrow{x} = {30.47619047619\%}

Therefore, {12.8} is {30.47619047619\%} of {42}.


What Percent Of Table For 12.8


Solution for 42 is what percent of 12.8:

42:12.8*100 =

(42*100):12.8 =

4200:12.8 = 328.125

Now we have: 42 is what percent of 12.8 = 328.125

Question: 42 is what percent of 12.8?

Percentage solution with steps:

Step 1: We make the assumption that 12.8 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\%}={12.8}.

Step 4: In the same vein, {x\%}={42}.

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

{100\%}={12.8}(1).

{x\%}={42}(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{12.8}{42}

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

\frac{x\%}{100\%}=\frac{42}{12.8}

\Rightarrow{x} = {328.125\%}

Therefore, {42} is {328.125\%} of {12.8}.