Posted by **ssmomo** on Saturday, November 28, 2009 at 9:06pm.

when michelle woke up esterday, the temperature was 72F. by the lunch time, the temperature had risen 15F. dinner time, it had fallen 22F. what was the temperature at dinner time?

- math -
**MathMate**, Saturday, November 28, 2009 at 9:28pm
72+15-22 °F

= ?

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