Find the percent change from 48 to 228. tell whether it is a percent increase or decrease. if necessary, round your answer to the nearest percent.

If it is going from a smaller number to a larger number, then it is a percent increase

percent increase = (new number - original number) / original number...* 100
                           = (228 - 48) / 48* 100
                           = 180/48* 100
                           = 3.75 * 100
                           = 375% increase <===

The first one is 2/3the second is 1/160the third is 4/125