Siriporn Rattanakosin [2546 (2003)] learn to create math activities to enhance their ability to solve problems and communicate mathematical high school for students years 1 ratio and percent samples as a student of the school, Kham Cha-I phityakhom. The number of people coming from 41 island group. The results showed that a series of activities to promote mathematics, ability to solve problems and. Powerful mathematical communication 86.03/76.54, defined criteria is 70/70 the ability.Math problem solving and mathematical communication abilities of high school students in year 1 after using the math activity is higher than before the activity a significant statistical mathematics.
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