2.N Number & Operations

• 2.N.1 Compare and represent whole numbers up to 1,000 with an emphasis on place value and equality.

• 2.N.1.1 Read, write, discuss, and represent whole numbers up to 1,000. Representations may include numerals, words, pictures, tally marks, number lines and manipulatives.

• 2.N.1.2 Use knowledge of number relationships to locate the position of a given whole number on an open number line up to 100.

• 2.N.1.3 Use place value to describe whole numbers between 10 and 1,000 in terms of hundreds, tens and ones. Know that 100 is 10 tens, and 1,000 is 10 hundreds.

• 2.N.1.4 Find 10 more or 10 less than a given three-digit number. Find 100 more or 100 less than a given three-digit number

• 2.N.1.5 Recognize when to round numbers to the nearest 10 and 100.

• 2.N.1.6 Use place value to compare and order whole numbers up to 1,000 using comparative language, numbers, and symbols (e.g., 425 > 276, 73 < 107, page 351 comes after page 350, 753 is between 700 and 800).

• 2.N.2 Add and subtract one- and two-digit numbers in real-world and mathematical problems.

• 2.N.2.1 Use the relationship between addition and subtraction to generate basic facts up to 20.

• 2.N.2.2 Demonstrate fluency with basic addition facts and related subtraction facts up to 20.

• 2.N.2.3 Estimate sums and differences up to 100.

• 2.N.2.4 Use strategies and algorithms based on knowledge of place value and equality to add and subtract two-digit numbers

• 2.N.2.5 Solve real-world and mathematical addition and subtraction problems involving whole numbers up to 2 digits.

• 2.N.2.6 Use concrete models and structured arrangements, such as repeated addition, arrays and ten frames to develop understanding of multiplication.

• 2.N.3 Explore the foundational ideas of fractions.

• 2.N.3.1 Identify the parts of a set and area that represent fractions for halves, thirds, and fourths.

• 2.N.3.2 Construct equal-sized portions through fair sharing including length, set, and area models for halves, thirds, and fourths.

• 2.N.4 Determine the value of a set of coins.

• 2.N.4.1 Determine the value of a collection(s) of coins up to one dollar using the cent symbol.

• 2.N.4.2 Use a combination of coins to represent a given amount of money up to one dollar

2.A Algebraic Reasoning & Algebra

• 2.A.1 Describe the relationship found in patterns to solve real-world and mathematical problems.

• 2.A.1.1 Represent, create, describe, complete, and extend growing and shrinking patterns with quantity and numbers in a variety of real-world and mathematical contexts.

• 2.A.1.2 Represent and describe repeating patterns involving shapes in a variety of contexts.

• 2.A.2 Use number sentences involving unknowns to represent and solve real-world and mathematical problems.

• 2.A.2.1 Use objects and number lines to represent number sentences.

• 2.A.2.2 Generate real-world situations to represent number sentences and vice versa.

• 2.A.2.3 Apply commutative and identity properties and number sense to find values for unknowns that make number sentences involving addition and subtraction true or false.

2.GM Geometry & Measurement

• 2.GM.1 Analyze attributes of two-dimensional figures and develop generalizations about their properties.

• 2.GM.1.1 Recognize trapezoids and hexagons.

• 2.GM.1.2 Describe, compare, and classify two-dimensional figures according to their geometric attributes.

• 2.GM.1.3 Compose two-dimensional shapes using triangles, squares, hexagons, trapezoids, and rhombi.

• 2.GM.1.4 Recognize right angles and classify angles as smaller or larger than a right angle.

• 2.GM.2 Understand length as a measurable attribute and explore capacity.

• 2.GM.2.1 Explain the relationship between the size of the unit of measurement and the number of units needed to measure the length of an object.

• 2.GM.2.2 Explain the relationship between length and the numbers on a ruler by using a ruler to measure lengths to the nearest whole unit.

• 2.GM.2.3 Explore how varying shapes and styles of containers can have the same capacity.

• 2.GM.3 Tell time to the quarter hour

• 2.GM.3.1 Read and write time to the quarter-hour on an analog and digital clock. Distinguish between a.m. and p.m.

2.D Data & Probability

• 2.D.1 Collect, organize, and interpret data.

• 2.D.1.1 Explain that the length of a bar in a bar graph or the number of objects in a picture graph represents the number of data points for a given category.

• 2.D.1.2 Organize a collection of data with up to four categories using pictographs and bar graphs with intervals of 1s, 2s, 5s or 10s.

• 2.D.1.3 Write and solve one-step word problems involving addition or subtraction using data represented within pictographs and bar graphs with intervals of one.

• 2.D.1.4 Draw conclusions and make predictions from information in a graph