The Number System Eighth Grade ANCHOR STANDARD GRADE LEVEL STANDARD SUMMATIVE ASSESSMENT FORMATIVE ASSESSMENT LEARNING TARGET Know that there are numbers that 8.NS.1 Know that numbers that are Write rational numbers as (Guided Practice and Exit Ticket) not rational are called irrational. are not rational, and approximate decimals and decimals as 1-1 (Chapter 1- Lesson 1) Pg. 10 Understand informally that every them by rational numbers. fractions number has a decimal expansion; for rational numbers show that the 1-10 Pg. 92 decimal expansion repeats Compare mathematical eventually, and convert a decimal expressions expansion which repeats eventually into a rational number. Use rational approximations 8.NS.2 Find square root and cube 1-9 Pg. 84 of irrational numbers to compare the root size of irrational numbers, locate 1-10 Pg. 92 them approximately on a number Compare mathematical line expressions diagram, and estimate the value of expressions For example, (e.g., π2). by truncating the decimal expansion of show that and √2, √2 is between 1 2, then between 1.4 and 1.5, and explain how to continue on to get better approximations. Expressions and Equations Eighth Grade ANCHOR STANDARD GRADE LEVEL STANDARD SUMMATIVE ASSESSMENT FORMATIVE ASSESSMENT LEARNING TARGET 8.EE.1 Know and apply the Work with radicals and integer (Guided Practice and Exit Ticket) Use powers and exponents exponents. properties of integer exponents to 1-2 (Chapter 1- Lesson 2) Pg. 18 to write large and small generate equivalent numerical 1-3 Pg. 26 number expressions. For example, 1-4 Pg. 34 Simplify real number 32 × 3–5 = 3–3 = 1/33 = 1/27. Chpt 1 Problem Solving Pg. 41 expressions by multiplying Investigation Pg. 46 and dividing monomials 1-5
The Number System Eighth Grade ANCHOR STANDARD GRADE LEVEL STANDARD SUMMATIVE ASSESSMENT FORMATIVE ASSESSMENT LEARNING TARGET Know that there are numbers that are not rational, and approximate them by rational numbers. 8.NS.1 Know that numbers that are not rational are called irrational. Understand informally that every number has a decimal expansion; for rational numbers show that the decimal expansion repeats eventually, and convert a decimal expansion which repeats eventually into a rational number. 1-1 (Chapter 1- Lesson 1) 1-10 (Guided Practice and Exit Ticket) Pg. 10 Pg. 92 Write rational numbers as decimals and decimals as fractions Compare mathematical expressions 8.NS.2 Use rational approximations of irrational numbers to compare the size of irrational numbers, locate them approximately on a number line diagram, and estimate the value of expressions (e.g., π2). For example, by truncating the decimal expansion of √2, show that √2 is between 1 and 2, then between 1.4 and 1.5, and explain how to continue on to get better approximations. 1-9 1-10 Pg. 84 Pg. 92 Find square root and cube root Compare mathematical expressions Expressions and Equations Eighth Grade ANCHOR STANDARD GRADE LEVEL STANDARD SUMMATIVE ASSESSMENT FORMATIVE ASSESSMENT LEARNING TARGET Work with radicals and integer exponents. 8.EE.1 Know and apply the properties of integer exponents to generate equivalent numerical expressions. For example, 32 × 3–5 = 3–3 = 1/33 = 1/27. 1-2 (Chapter 1- Lesson 2) 1-3 1-4 Chpt 1 Problem Solving Investigation 1-5 (Guided Practice and Exit Ticket) Pg. 18 Pg. 26 Pg. 34 Pg. 41 Pg. 46 Use powers and exponents to write large and small number Simplify real number expressions by multiplying and dividing monomials