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A. Study the number sense content standards for your state and do the following:1.List threecontent standards from your state that apply to number sense for grades K–6. The three selected standards must represent threedifferent grade levels.1.Kindergarten CCSS. MATH. CONTENT. MA.K.NS.C.11Compare two numerals, between 1 and 10, and determine which is more than or less than the other.2.First grade CCSS. MATH. CONTENT. MA.1.NBT.A.3Compare two two-digit numbers using the symbols >, = or <.3.Second grade CCSS.MATH.CONTENT. MA.2.NBT.A.5Compare two three-digit numbers using the symbols >,= or <.2.Write a sample problem for eachof the threestandards to illustrate the evolution of student understanding.1.Kindergarten- Jim has 5 cats and Bob has 2 cats. Who has more cats Bob or Jim?2.First grade-Compare the following two-digit numbers using the symbols(<,=, >):20 __ 163.Second grade- Compare the following three-digit numbers using the symbols (<,=,>): 3.Provide a solution for eachproblem that demonstrates eachstep or explains the thinking process involved in determining the solution.4. Discuss how the chosen standards and problems build student understanding of number sense across the three K–6 grade levels selected in part A1.