Question

if 400 decreases to 380, then find the decrease in percentage.​

Answer 1

Answer:

5%.

Step-by-step explanation:

The decreased amount = 400 - 380 = 20.

Now, what's 20 in percentage of 400 total?

$\frac{20*100}{400}$ =  5.

Answer: Thus, 5% is 20 of 400.

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Answer 2

Answer:

The Answer is 5 %