Solution for What is 30 percent of -400:

30 percent *-400 =

(30:100)*-400 =

(30*-400):100 =

-12000:100 = -120

Now we have: 30 percent of -400 = -120

Question: What is 30 percent of -400?

Percentage solution with steps:

Step 1: Our output value is -400.

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

Step 3: From step 1 above,{-400}={100\%}.

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

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

{-400}={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{-400}{x}=\frac{100\%}{30\%}

Step 7: Again, the reciprocal of both sides gives

\frac{x}{-400}=\frac{30}{100}

\Rightarrow{x} = {-120}

Therefore, {30\%} of {-400} is {-120}

Solution for What is -400 percent of 30:

-400 percent *30 =

(-400:100)*30 =

(-400*30):100 =

-12000:100 = -120

Now we have: -400 percent of 30 = -120

Question: What is -400 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}={-400\%}.

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

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

{x}={-400\%}(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\%}{-400\%}

Step 7: Again, the reciprocal of both sides gives

\frac{x}{30}=\frac{-400}{100}

\Rightarrow{x} = {-120}

Therefore, {-400\%} of {30} is {-120}