Display settings

Start a new calculation

Use 2nd if a unit is above its button.

1. Start fresh

   Press Clear entry, then Clear entry.C→C

2. Press the keys

   Press Select length units.Length

Set the preference

Calculate

1. Length

   Press 3, then feet, then Square.3→Feet→x²

Keep in mind

Area units and Volume units each offer Automatic, feet or meters. Automatic follows the calculation's unit format. These settings affect output, not how you enter dimensions.

Start a new calculation

Use 2nd if a unit is above its button.

1. Start fresh

   Press Clear entry, then Clear entry.C→C

2. Press the keys

   Press Select length units.Length

Set the preference

Calculate

1. Meters

   Press 1, then meters, then Divide.1→m→÷

2. Divisor

   Press 3, then Equals.3→=

Keep in mind

Meter decimal places offers Fixed: 3 or Variable. Angle decimal places offers Fixed: 2 or Variable. More displayed digits do not increase input accuracy.

Start a new calculation

1. Press Clear entry, then Clear entry.C→C

Set the preference

Calculate

1. Ratio

   Press 0.5, then Second, then Inverse tangent.0.5→2nd→tan⁻¹

Start a new calculation

1. Press Clear entry, then Clear entry.C→C

Set the preference

Calculate

1. Number

   Press 2, then Second, then Enter power of ten.2→2nd→×10ⁿ

2. Exponent

   Press 8, then Equals.8→=

Keep in mind

Scientific notation Off permits measurement auto-ranging to larger units where possible; a number still too large produces overflow. It is an output setting, not a different arithmetic rule.