Decimal Scales

I used some of the decimal scale slides from this site today.

http://donsteward.blogspot.co.uk/2015/12/decimal-scales.html

It really got my Algebra 1a students thinking.  And it was a great lead in to us talking about graphing and determining a scale for the axes.  It really helped to bring out their misconceptions of scales having different size intervals.  This was a great exercise for them today.

 

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