Castillo, Federick, S. <br/><br/>Development, validation and acceptability  of modules in elementary algebra for grade 7 students Castillo, Federick, S.[et....al  -  2013  - viii, 104 leaves  illustration  28cm <br/><br/>Undergraduate Thesis<br/> <br/><br/> This study aimed to develop, validate and determine the level of acceptability of Elementary Algebra module to serve as supplementary instructional material in teaching Elementary Algebra. This study was conducted during the School Year 2013-2014 at San Jose National High School.<br/><br/>Specifically, the study sought to answer the question on the mean scores of the student-respondents in the pretest and posttest in terms of Sets: An Introduction, Union and Intersection of Sets, Complement of a Sets, Problem Solving Involving Sets, Comparing and Ordering Integers, Absolute Value of a Number, Addition of Integers, Subtraction of Integers, Multiplication of Integers, Division of Integers, Properties of the Operations on Integers, Rational Numbers on the Number Line. Changing Rational<br/> <br/><br/><label>Subjects--Topical Terms: </label><br/><br/><label>LC Class. No.: </label>LG 221.R59.  / 2013