Grade 2 – Performance Indicators

Process Stands

Grade 2- Performance Indicators

Content Strands

2.PS.1 Explore, examine, and make observations about a social problem or mathematical situation

2.N.8    Understand and use the commutative property of addition

2.PS.2 Interpret information correctly, identify the problem, and generate possible solutions

2.N.9    Name the number before and the number after a given number, and name the number(s) between two given numbers up to 100 (with and without the use of a number line or a hundreds chart)

2.PS.3 Act out or model with manipulatives activities involving mathematical content from literature and/or story telling

2.N.10 Use and understand verbal ordinal terms

2.PS.4 Formulate problems and solutions from everyday situations (e.g.,counting the number of children in the class or using the calendar to teach counting)

2.N.11Read written ordinal terms (first through ninth) and use them to represent ordinal relations

2.PS.5   Use informal counting strategies to find solutions

2.N.12 Use zero as the identity element for addition

2.PS.6   Experience teacher-directed questioning process to understand problems

2.N.13 Recognize the meaning of zero in the place value system (0-100)

2.PS.7   Compare and discuss ideas for solving a problem with teacher and/or students to justify their thinking

2.N.14 Use concrete materials to justify a number as odd or even

2.PS.8   Use manipulatives (e.g., tiles, blocks) to model the action in problems

2.N.15 Determine sums and differences of number sentences by various means (e.g., families, related facts, inverse operations, addition doubles, and doubles plus one)

2.PS.9   Use drawings/pictures to model the action in problems

2.N.16 Use a variety of strategies to solve addition and subtraction problems using one- and two-digit numbers with and without regrouping

2.PS.10 Explain to others how a problem was solved, giving strategies and justifications

2.N.17 Demonstrate fluency and apply addition and subtraction facts up to and including 18

Number Sense & Operations Content Strands

2.N.18 Use doubling to add 2-digit numbers

2.N.1 Skip count to 100 by 2’s, 5’s, 10’s

2.N.19 Use compensation to add 2-digit numbers

2.N.2    Count back from 100 by 1’s, 5’s, 10’s using a number chart

2.N.20 Develop readiness for multiplication by using repeated addition

2.N.3    Skip count by 3’s to 36 for multiplication readiness

2.N.21 Develop readiness for division by using repeated subtraction, dividing objects into groups (fair share)

2.N.4    Skip count by 4’s to 48 for multiplication readiness

2.N.22 Estimate the number in a collection to 100 and then compare by counting the actual items in the collection

2.N.5    Compare and order numbers to 100

2.N.6    Develop an understanding of the base ten system:

10 ones = 1 ten

 10 tens = 1 hundred

10 hundreds = 1 thousand

2.N.7    Use a variety of strategies to compose and decompose two-digit numbers

Algebra

Measurement

2.A.1    Use the symbols <, >, = ( with and without the use of a number line) to compare whole numbers up to 100

2.M.1   Use non-standard and standard units to measure both vertical and horizontal lengths

2.A.2 Describe and extend increasing or decreasing (+,-) sequences and patterns (numbers or objects up to 100)

2.M.2   Use a ruler to measure standard units (including whole inches and whole feet)

Geometry-

2.M.3  Compare and order objects according to the attribute of length

2.M.4  Recognize mass as  a qualitative measure (e.g., Which is heavier? Which is lighter?)

2.G.1 Experiment with slides, flips, and turns to compare two-dimensional shapes

2.M.5  Compare and order  objects, using lighter than and heavier than

2.G.2  Identify and appropriately name, two-dimensional shapes: circle, square, rectangle, and triangle (both regular and irregular)

2.M.6 Know and recognize coins (penny, nickel, dime, quarter) and bills ($1, $5, $10, and $20)

2.G.3  Compose (put together) and decompose (break apart) two-dimensional shapes

2.M.7  Recognize the whole dollar notation as $1, etc.

2.G.4  Group objects by like properties

2.M.8  Identify equivalent combinations to make one dollar

2.G.5  Explore and predict the outcome of slides, flips, and turns of two-dimensional shapes

2.M.9   Tell time to the half hour and five minutes, using both digital and analog clocks      

2.G.6 Explore line symmetry

2.M.10Select and use standard (customary) and non-standard units to estimate measurements

Probability & Statistics

2.S.1    Formulate questions about themselves and their surroundings

2.S.2    Collect and record data (using tallies) related to a question

2.S.3    Display data in pictographs and bar graphs using concrete objects or a representation of the object

2.S.4    Compare and interpret data in terms of describing quantity (similarity and differences)

2.S.5    Discuss conclusions and make predictions from graphs