alan wants to raise his grade from an 83 to 90 approx what precentage increase would that be?

3 answers

90 - 83 = 7

7 / 83 = 0.084 = 8 %
why do u divide by the original instead of 90?
You're looking for the percentage increase. Alan's current grade is 83. The increase from 83 to 90 is 8%.