convert units of measurement

Speed Conversion

Attention
Your speed:
Attention
Is equal to:
Attention
Decimal
Scientific
 

Speed Value

Enter the speed value that you want to convert, in one of these formats: Integer: 2 314 Decimal: 2.71828 +986.314 Scientific Notation: 2.7E+2 0.3528e03 Formula: 300/50 (2.7*5e4)/( 1 + (6.5/1.8e-2) ) Fraction: 2+3/8 9 + ( 17 / 32 ) Calculator Memory: You can use the results from previous conversions or calculations, which you may have saved in the Calculator Memory. First set focus on the speed input field, then click the Recall button on one of the Memories. The memory contents is loaded to the input field. See the Calculator Memory for more details. Maximum Input Length:   200 characters
 

From and To Menus

From Menu In this menu, choose the speed units of your input value, for example one of these. feet per second kilometers per hour centimeters per second knots To Menu In this menu, choose the speed units you want to convert to, for example one of these. meters per second knots miles per hour inches per second tip   TIP: Drag your mouse pointer in the To or From menu to change units.   Release the mouse button to perform a new conversion. tip   TIP: Select units in the To or From menu.   Press the Up and Down arrow keys on the keyboard to change units and do a new conversion.
 

Speed Value You Entered

The speed value you entered in the input field, is shown here again as a number with the From speed units added. If you entered a formula or a fraction in the speed input field, your formula or fraction was calculated and reduced to this number. The speed units shown here are the units selected in the From menu. tip   TIP: You can Copy and Paste any of the fields by selecting the text in the field, then pressing: PC: Control-C copy, Control-V paste. Mac: Command-C copy, Command-V paste. tip   TIP: Error messages, if any, are displayed here.
 

Your Speed Converted

This is the speed value resulting from conversion, with the speed units that are selected in the To menu. Calculator Memory You can save the result of your conversion in the Calculator Memory, then use your saved results later as input for other converters and calculators anywhere on the website. See the Calculator Memory for more details. tip   TIP: Precision of the converter is 12 significant digits, from left to right.   Digits after the 12 left-most digits, are not significant. Numeric Range of the converter is: +1.797e+308 to -1.797e+308 +1.000e-311 to -1.000e-311 tip   TIP: Error messages, if any, are displayed here.
 

Control Buttons

The speed converter has three control buttons. Decimal and Scientific buttons let you choose the output format, as one of these two: Decimal: -9999.1 Scientific Notation: -9.9991e3 Decimal Button – In this mode the converter will output in Decimal format whenever possible.

However, the converter will automatically output in Scientific Notation when the results cannot be shown properly in Decimal format. Scientific Button – In this mode the converter will always output in Scientific Notation. Convert Button – Convert the speed value that you entered above, by using any of these methods:
  • Click the Convert button
  • Select a different unit in the From menu
  • Select a different unit in the To menu
  • Click the Decimal or the Scientific button
  • Press Enter or Return on keyboard
tip   TIP: Scientific Notation is better for visualizing and working with big and small numbers, compared to decimal format.
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