Find the percent change from the first value to the second.

40; 70

the change is ? by ?

The percent change from the first value to the second is 75 % increase

Solution:

Given that find the percent change from the first value to the second 40 and 70

To find: percent change

Percentage change equals the change in value divided by the absolute value of the original value, multiplied by 100.

If the result is positive, it is an increase

If the result is negative, it is an decrease

Here initial value = 40 and final value = 70

Thus the percentage change is 75 % increase