Decimal # Lines

Decimals can be located on a number line as with other numbers.  Students frequently have trouble really understanding the use of a number line. A variation of the concrete number line shows the whole unit actually divided into tenths or hundredths and can aid understanding to start.

Concrete Number Line Tenths – Legal Size

These are number lines where the subdivision into tenths is very evident.  Three per page.

Concrete Number Line Tenths – Letter Size

Four per page.

Estimating Decimal Number Lines

This is a sheet with an unmarked number line on one side and a subdivided one on the other.  Students estimate where a decimal is, then flip the page over to accurately check their estimate.  Instructions in file.

 

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