The Nest Tools Blog

Guides and how-tos for every free tool on The Nest Tools.

Percentages & Shopping Math

How to Calculate a Raise Percentage

Raise % = (new pay - old pay) / old pay x 100. Formulas, examples, per-paycheck impact, inflation and typical raises.
October 2, 2026
Health

What Should My BMI Be for My Age?

Adults: 18.5 to 24.9 at any age. Children use BMI-for-age percentiles, and older adults are judged with muscle and waist size in…
October 2, 2026