Ratios & Proportions
... 1 Column 2 Lesson Snapshot What is a ratio and when are two ratios equivalent? What are the students doing? Students discuss the similarities and differences between the groups of shapes that illustrate equivalent ratios. What is the teacher doing? Reinforce the defin...https://education.ti.com/en/building-concepts/activities/ratios
Building a Table of Ratios
...tiple of the values in the original ratio and that the entries in each column can be obtained by adding the original values in the ratio to the previous row. 393702 Building a Table of Ratios Planning and Resources Objectives Students should understand and be able to generalize strategies f...https://education.ti.com/en/building-concepts/activities/ratios/sequence1/building-a-table-of-ratios
Dividing a Fraction by a Fraction
Dividing a Fraction by a Fraction website This lesson can be used to develop an understanding of dividing a fraction (a/b) by the fraction (c/d). 393726 Dividing a Fraction by a Fraction ...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/dividing-a-fraction-by-a-fraction
Solving Equations
Solving Equations website In this lesson students draw upon tools learned in previous work and focus on making strategic choices in solving linear equations. 439874 Solving Equations P...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/solving-equations
Building Expressions
Building Expressions website In this lesson students focus on comparing expressions and establish a foundation for the definition of equivalent expressions. 398280 Building Expressions P...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/building-expressions
Texas Instruments Guidelines for Research
...onsults with researchers on issues of research methodology and implementation of its technologies. However, TI makes no attempt to influence the conclusions of the study. Authorship and final editorial control of research reports is by the researcher, not TI, regardless of copyright ownership...https://education.ti.com/en/resources/funding-and-research/research/research-ethics
research-program
research-program global website Research at Texas Instruments About TI's Research Program Texas Instruments uses extensive research to help improve mathematics and science education. For more than 20 ye...https://education.ti.com/en/resources/funding-and-research/research/research-program
What's a Solution to a System of Equations?
What's a Solution to a System of Equations? website In this lesson students are introduced to a system of linear equations in two variables and find solutions using balances. Then student...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/what-is-a-solution-to-a-system-of-equations
Visualizing Systems of Linear Equations
...obiles. 442974 Visualizing Systems of Linear Equations Planning and Resources Objectives Students should be able to write algebraic equations using variables that represent the relationship among the values of shapes on a mobile, associate moves that preserve balance in the mobile with mo...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/visualizing-systems-of-linear-equations
Moving from Proportional Relationships to Linear Equations
Moving from Proportional Relationships to Linear Equations website In this lesson students use previous experience with proportional relationships of the form \(y = kx\) to consider relat...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/proportional-relationships-to-linear-equations
Adding Fractions with Unlike Denominators
Adding Fractions with Unlike Denominators website This lesson uses unit squares to help students investigate addition and subtraction of fractions with unlike denominators. 393720 Adding ...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/adding-fractions-with-unlike-denominators
Units Other Than a Unit Square
Units Other Than a Unit Square website This lesson helps students to understand the importance of the unit by approaching fractions using area models. 393727 Units Other Than a Unit Squar...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/units-other-than-a-unit-square
Multiplying Fractions by a Whole Number
Multiplying Fractions by a Whole Number website This lesson can be used to develop multiplication of a fraction by a whole number. 393722 Multiplying Fractions by a Whole Number Planning...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/multiplying-fractions-by-a-whole-number
Mixed Numbers
Mixed Numbers website This lesson uses interactive number lines to help students investigate mixed numbers as a way to write improper fractions. 393719 Mixed Numbers Planning and Resourc...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/mixed-numbers
Equations and Operations
...n equation and how to exploit that structure to find a solution. What to look for Be sure students explicitly state what x represents in in the previous two questions. One example of confusion might be in the question above where x could represent the number of brownies Steve got or the total num...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/equations-and-operations
Solving Systems of Equations Algebraically
...inear equations algebraically. 448154 Solving Systems of Equations Algebraically Planning and Resources Objectives Students should be able to use algebraic techniques to solve a system of linear equations in two variables, in particular the methods of elimination and substitution and dete...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/solving-systems-of-equations-algebraically
Adding and Subtracting Fractions with Like Denominators
Adding and Subtracting Fractions with Like Denominators website This lesson uses interactive number lines to investigate addition and subtraction of fractions that refer to the same whole...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/adding-and-subtracting-fractions-with-like-denominators
What is a Fraction? - Texas Instruments
...is a Fraction? Planning and Resources Objectives Students should understand that a fraction can be represented as a point on a number line. They use a number line to interpret the following: 1. (a/b) is a copies of (1/b) 2. (a*n/n) is a fraction 3. (0/n) is equal to 0 Vocabulary fraction num...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/what-is-a-fraction
Building Expressions in Two Variables
Building Expressions in Two Variables website In this lesson students gain more practice creating equivalent expressions using the properties of multiplication and addition. Students are ...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/building-expressions-in-two-variables
Equivalent Fractions - Texas Instruments
...quivalent (equal) if they are the same size or the same point on a number line. They can compare and express the relationships between two fractions using the symbols and justify the conclusions by using a visual fraction model. Vocabulary equivalent fractions improper fractions Th...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/equivalent-fractions
Dividing a Fraction by a Whole Number
Dividing a Fraction by a Whole Number website This lesson uses a unit square to explore division of fractions by whole numbers. 393724 Dividing a Fraction by a Whole Number Planning and ...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/dividing-a-fraction-by-a-whole-number
Dividing a Whole Number by a Fraction
Dividing a Whole Number by a Fraction website In this lesson, unit squares are used to investigate division of whole numbers by a fraction. 393725 Dividing a Whole Number by a Fraction P...https://education.ti.com/en/building-concepts/activities/fractions/sequence-1/dividing-a-whole-number-by-a-fraction
Visualizing Linear Expressions
Visualizing Linear Expressions website In this lesson students will use the distributive property to rewrite expressions for a given context in order to make connections between the scena...https://education.ti.com/en/building-concepts/activities/expressions/sequence1/visualizing-linear-expressions
research-notes
...tudent skills in realistic situations. Learn more (3) Should students have frequent access to graphing calculators? Research shows that when students use graphing calculators frequently, they tend to score higher on national, state and school level tests. Frequent use can occur in class and/or du...https://education.ti.com/en/resources/funding-and-research/research/research-notes
Standards
Standards global website National and State Standards for Math and Science Education Many national and state standards recommend or require the use of graphing calculators in some subjects. To see how ca...https://education.ti.com/en/resources/funding-and-research/standards