Ranking city math gains

Here are mathematics test score gains on a 500-point scale for public schools in selected cities from 2003 to 2009.*

Fourth grade	Gain	Score
Boston	+16	236
D.C.	+15	220
New York	+11	237
San Diego	+10	236
Atlanta	+10	225
Houston	+9	236
Chicago	+8	222
Los Angeles	+6	222
Charlotte	+3	245
Cleveland	-1	213

Eighth grade	Gain	Score
Boston	+18	279
San Diego	+16	280
Atlanta	+15	259
Houston	+13	277
Los Angeles	+13	258
Chicago	+9	264
D.C.	+8	251
New York	+7	273
Charlotte	+4	283
Cleveland	+3	256

*Miami scored higher than Chicago, but this was the first year that it and several other cities participated.

Source: National Assessment of Educational Progress