Math

** MATH GLE ** =__**Number and Operations**__ =


**1. Underst****and numbers, ways of representing numbers, relationships among numbers and number systems** a. read, write and compare whole numbers less than 100 b. recognize 1/2, 1/3 and 1/4 of a shape c. __compose__ or __decompose__ numbers by using a variety of strategies, such as using known facts, tens or __landmark numbers__ to solve problems d. skip count by 2s, 5s and 10s

2. Understand meanings of operations and how they relate to one another
a. represent a given situation involving addition or subtraction 3. Compute fluently and make reasonable estimates ** a. describe or notate the mental strategy used to compute addition or subtraction of whole numbers, including 2-digit numbers b. __demonstrate fluency__ with basic number relationships of addition and subtraction for sums up to 20 c. apply and describe the strategy used to compute 2-digit addition or subtraction problems =__**Algebraic Relationships **__ = **1. Understand patterns, relations and functions ** a. describe and extend simple numeric patterns and change from one representation to another b. describe how simple __growing patterns__ are generated c. classify objects by size, number or other __attributes__ 2. Represent and analyze mathematical situations and structures using algebraic symbols ** a. represent a mathematical situation as an __expression__ or number sentence b. investigate __commutative__ principle with whole numbers 3. Use mathematical models to represent and understand quantitative relationships ** a. __model__ situations that involve addition and subtraction of whole numbers, using pictures, objects or symbols 4. Analyze change in various contexts ** a. describe __qualitative__ change, such as students growing taller  =<span style="display: block; text-align: center; color: rgb(0, 0, 0);">__**<span style="font-family: Comic Sans MS,cursive; font-size: medium;">Geometric and Spatial Relationships **__ = **<span style="font-family: Comic Sans MS,cursive; color: rgb(0, 0, 0); font-size: medium;">1. Analyze characteristics and properties of two- and three-dimensional geometric shapes and develop mathematical arguments about geometric relationships ** <span style="font-family: Comic Sans MS,cursive; color: rgb(0, 0, 0); font-size: small;">a. describe __attributes__ and __parts__ of 2- and 3-dimensional shapes (circle, triangle, trapezoid, rectangle, rhombus, sphere, rectangular prism, cylinder, pyramid) 2. Specify locations and describe spatial relationships using coordinate geometry and other representational systems ** <span style="font-family: Comic Sans MS,cursive; color: rgb(0, 0, 0); font-size: small;">a. find and name locations with simple relationships on a map (coordinate system) <span style="font-family: Comic Sans MS,cursive; color: rgb(0, 0, 0); font-size: small;">a. use manipulatives to model flips c. recognize and create shapes that have symmetry 4. Use visualization, spatial reasoning and geometric modeling to solve problems ** <span style="font-family: Comic Sans MS,cursive; color: rgb(0, 0, 0); font-size: small;">a. recognize and represent shapes from different perspectives <span style="color: rgb(0, 0, 0);"> =<span style="display: block; text-align: center; color: rgb(0, 0, 0);">__**<span style="font-family: Comic Sans MS,cursive; font-size: medium;">Measurement **__ =
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 * <span style="font-family: Comic Sans MS,cursive; color: rgb(0, 0, 0); font-size: medium;">3. Apply transformations and use symmetry to analyze mathematical situations **
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<span style="font-family: Comic Sans MS,cursive; color: rgb(0, 0, 0); font-size: medium;">1. Understand measurable attributes of objects and the units, systems and processes of measurement
<span style="font-family: Comic Sans MS,cursive; color: rgb(0, 0, 0); font-size: small;">a. select an appropriate unit and tool for the __attribute__ being measured c. tell time to the nearest half hour d. count money to a dollar 2. Apply appropriate techniques, tools and formulas to determine measurements ** <span style="font-family: Comic Sans MS,cursive; color: rgb(0, 0, 0); font-size: small;">a. use tools to measure (size, temperature, time, weight) to the nearest inch, centimeter, degree, hour and pound <span style="color: rgb(0, 0, 0);"> =<span style="display: block; text-align: center; color: rgb(0, 0, 0); font-family: Comic Sans MS,cursive; font-size: medium;">__Data and Probability__ =
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**<span style="font-family: Comic Sans MS,cursive; color: rgb(0, 0, 0); font-size: medium;">1. Formulate questions that can be addressed with data and collect, organize and display relevant data to answer them ** <span style="font-family: Comic Sans MS,cursive; color: rgb(0, 0, 0); font-size: small;">a. pose questions and gather data about themselves and their surroundings b. sort and classify items according to their __attributes__ and organize data about the items c. represent data using pictures and bar graphs