### 3.N: Number & Operations

#### 3.N.2: Add and subtract multi-digit whole numbers; multiply with factors up to 10; represent multiplication and division in various ways; Solve real-world and mathematical problems through the representation of related operations.

3.N.2.1: Represent multiplication facts by using a variety of approaches, such as repeated addition, equal-sized groups, arrays, area models, equal jumps on a number line and skip counting.

3.N.2.2: Demonstrate fluency of multiplication facts with factors up to 10.

3.N.2.3: Use strategies and algorithms based on knowledge of place value and equality to fluently add and subtract multi-digit numbers.

3.N.2.5: Use addition and subtraction to solve real-world and mathematical problems involving whole numbers. Use various strategies, including the relationship between addition and subtraction, the use of technology, and the context of the problem to assess the reasonableness of results.

3.N.2.8: Use strategies and algorithms based on knowledge of place value, equality and properties of addition and multiplication to multiply a two-digit number by a one-digit number.

#### 3.N.3: Understand meanings and uses of fractions in real-world and mathematical situations.

3.N.3.1: Read and write fractions with words and symbols.

3.N.3.2: Construct fractions using length, set, and area models.

3.N.3.3: Recognize unit fractions and use them to compose and decompose fractions related to the same whole. Use the numerator to describe the number of parts and the denominator to describe the number of partitions.

### 3.A: Algebraic Reasoning & Algebra

#### 3.A.1: Describe and create representations of numerical and geometric patterns.

3.A.1.1: Create, describe, and extend patterns involving addition, subtraction, or multiplication to solve problems in a variety of contexts.

3.A.1.2: Describe the rule (single operation) for a pattern from an input/output table or function machine involving addition, subtraction, or multiplication.

#### 3.A.2: Use number sentences involving multiplication and unknowns to represent and solve real-world and mathematical problems.

3.A.2.2: Recognize, represent and apply the number properties (commutative, identity, and associative properties of addition and multiplication) using models and manipulatives to solve problems.

### 3.GM: Geometry & Measurement

#### 3.GM.2: Understand measurable attributes of real-world and mathematical objects using various tools.

3.GM.2.1: Find perimeter of polygon, given whole number lengths of the sides, in real-world and mathematical situations.

3.GM.2.2: Develop and use formulas to determine the area of rectangles. Justify why length and width are multiplied to find the area of a rectangle by breaking the rectangle into one unit by one unit squares and viewing these as grouped into rows and columns.

3.GM.2.5: Using common benchmarks, estimate the lengths (customary and metric) of a variety of objects.

3.GM.2.7: Count cubes systematically to identify number of cubes needed to pack the whole or half of a three-dimensional structure.

3.GM.2.8: Find the area of two-dimensional figures by counting total number of same size unit squares that fill the shape without gaps or overlaps.

#### 3.GM.3: Solve problems by telling time to the nearest 5 minutes.

3.GM.3.2: Determine the solutions to problems involving addition and subtraction of time in intervals of 5 minutes, up to one hour, using pictorial models, number line diagrams, or other tools.

### 3.D: Data & Probability

#### 3.D.1: Summarize, construct, and analyze data.

3.D.1.1: Summarize and construct a data set with multiple categories using a frequency table, line plot, pictograph, and/or bar graph with scaled intervals.

3.D.1.2: Solve one- and two-step problems using categorical data represented with a frequency table, pictograph, or bar graph with scaled intervals.

Correlation last revised: 9/16/2020

This correlation lists the recommended Gizmos for this state's curriculum standards. Click any Gizmo title below for more information.