Below is an hours calculator. Use the easy-to-enter inputs and enter a starting time and an ending time, and optionally […]

When was 3 fortnights ago? This fortnights ago calculator subtracts any number of 2-week periods to find a past date. […]

Use this segment area calculator to find the area between a chord and its arc from the radius and central […]

Use this area calculator to compute a circle's radius, diameter, and circumference from its area. Circle area calculator Using the […]

Two semesters per year means a 30-year-old has lived 60 semesters. This age in semesters calculator measures a life in […]

When did last quarter end? When was 8 quarters ago? This quarters ago calculator converts any number of quarters into […]

Use this bitwise AND calculator to compare bits and return 1 only where both are 1. AND is commonly used […]

Business quarters, fiscal quarters, academic quarters - it's not US currency, but this quarter calculator measures time spans in 3-month […]

What week of the year is it? This week number calculator shows the ISO week number for any date, plus […]

How many days until Easter? Use this Easter countdown to find out exactly how long until Easter Sunday – down […]