## Description

__Grade 3____,__*Course details*

__Grade 3____,__

*Course details***Unit 1 : Whole Numbers ( Addition and Subtraction )**

- Read, write, and identify the place and value of each digit in a six-digit whole number, with and without models
- Round whole numbers, to the nearest hundred thousand
- Compare and order whole numbers
- Prime ,composite , even and odd numbers
- Expanded form of a whole number
- Number patterns
- Graphing the inequalities on the number line
- Estimate and determine the sum or difference of two whole numbers
- Properties of Addition and subtraction
- Create and solve single-step and multistep practical problems involving sums or differences of two whole numbers

**Unit 2 : Whole Numbers ( Multiplication and Division )**

- Represent multiplication 12 X 12, using a variety of approaches and models
- Properties of Multiplication
- Demonstrate fluency with multiplication facts of 0, 1, 2, 5, and 10
- Create and solve single-step practical problems
- Solve single-step practical problems involving multiplication of whole numbers, where one factor is 99 or less and the second factor is 5 or less.

**Unit 3 : Whole Numbers ( Division )**

- Represent division through 12 Ã— 12, using a variety of approaches and models
- Properties of division
- Create and solve single-step practical problems that involve division through 10 x 10
- Solve single-step practical problems involving division of whole numbers, where one factor is 99 or less and the second factor is 5 or less.

**Unit 4 : Fractions**

- Name and write fractions and mixed numbers represented by a model;
- Compare fractions having like and unlike denominators, using words and symbols (>, <, =, or â‰ ), with models.
- The student will solve practical problems that involve addition and subtraction with proper fractions having like denominatorsÂ of 12 or less.

**Unit 5 : Decimals**

- Word Names for Decimal Numbers
- Decimal Numbers and Place Values
- Rounding and Estimating Decimals
- Compare and Order Decimals
- Representing Decimals on Number Lines
- Expanded form of a decimal number
- Add and subtract, multiply and divide Decimals
- The student will solve practical problems with decimals

**Unit 6 : Measurement**

- The student will estimate and use U.S. Customary and metric units to measure length to the nearest Â inch, inch, foot, yard, centimeter, and meter liquid volume in cups, pints, quarts, gallons, and liters.
- Time to the nearest minute, using analog and digital clocks
- Solve practical problems related to elapsed time in one-hour increments within a 12-hour period
- Identify equivalent periods of time and solve practical problems related to equivalent periods of time.
- The student will read temperature to the nearest degree.

**Unit 7 : Geometry**

- The student will identify and draw representations of points, lines, line segments, rays, and angles.
- Define polygon and identify and name polygons with 10 or fewer sides
- Combine and subdivide polygons with three or four sides and name the resulting polygon(s)
- The student will identify and describe congruent and non-congruent figures.
- Count the number of square units needed to cover a given surface to determine its area.
- Area and perimeter of quadrilaterals, polygons

**Unit 8 : Probability and Statistics**

- The student will investigate and describe the concept of probability as a measurement of chance and list possible outcomes for a single event.
- Collect, organize, and represent data in pictographs or bar graphs
- Read and interpret data represented in pictographs and bar graphs.