Use this three TEKS to make three lesson plans. 1. 4th grade 2. Number and operations. The student applies mathematical process standards to represent and generate fractions to solve problems. 4.3(D) compare two fractions with different numerators and different denominators and represent the comparison using the symbols >, =, or < 3. Science, technology, and society. The student understands the impact of science and technology on life in Texas. 4.18(B) describe how scientific discoveries and innovations such as in aerospace, agriculture, energy, and technology have benefited individuals, businesses, and society in Texas 1a.Students will compare and order the numbers to 1,000,000,000 by taking a test to represent comparisons using the >,<,= symbols with a 80% accuracy. 2b.The student to will perform individual on a worksheet how solve addition and subtraction with equal denominations by using pictorials models with no errors. 3c.The students will discuss in a group of 3 on how scientific discoveries and innovations have benefited society in Texas by writing 3 points of views on the board.