The new number, 200, is 400 less than the original number. What is the approximate percent change? The percent change is approximately 0.6%.
The percent change is approximately 1.5%.
The percent change is approximately 66%.
The percent change is approximately 150%.

66% is the approximate percentage change

Step-by-step explanation:

The original number is 600 and the new number is 200.

200 is a third of 600 which is approximately 66 percent.

Hence, The percent change is approximately 66% is the correct answer.

(Note): A way to remember percent of change is (old number - new number) divided by the old number

the 4th choice is the correct one

step-by-step explanation: