When Hugo was 9 years old he was 56 inches tall. Hugo is now 12 years old and he is 62 inches tall. Find the percent of increase in Hugo's height to the nearest tenth.

56 inches to 62 inches

take the absolute value of the difference, then divide by the original value. Then multiply by 100 to get the percent.

|56 - 62| / 56 = 6/56 = 0.107 ... to the nearest tenth is 0.1 ... 0.1 x 100 = 10%