Illustrative Mathematics
Illustrative Mathematics: Rainbow Number Line
The teacher will prepare number lines for the students to trace. These number lines can be taped to the desk to be used for number recognition, sequencing, counting, "number forward", and "number backward" activities. An example is...
Common Core Sheets
Common Core Sheets: Number and Operations in Base Ten 5.nbt.7 Worksheets
Teachers can assess students' knowledge of adding, subtracting, multiplying, and dividing decimals to hundredths with these printable worksheets. You can even create your own worksheet or flashcards.
Alabama Learning Exchange
Alex: Fractions on a Number Line
As learners master the concept of the number line, they may be curious about where fractions would fit on a standard number line. Students will work cooperatively to explore the possibilities where fractions lie on number lines. Learners...
CK-12 Foundation
Ck 12: Algebra: Number Lines Study Guide
This comprehensive study guide highlights the main terms and formulas needed to review number lines. Examples are included.
National Council of Teachers of Mathematics
Nctm: Illuminations: Dynamic Paper
Need a pentagonal pyramid that's six inches tall? Or a number line that goes from -18 to 32 by 5's? You can create all those things and more.
Better Lesson
Better Lesson: Bigger or Smaller
Second grade students are asked to apply two complementary processes: counting and grouping. The conceptual understanding of the place value of a number and combining/separating numbers using place value, are critical aspects of...
Better Lesson
Better Lesson: Where on the Line?
Do you know where a number would be? Can you use a number line as a tool to solve problems?
Better Lesson
Better Lesson: Change Unknown Word Problems With Number Lines
Second graders solve change unknown story problems using a number line. This lesson gives students a new strategy to attach change unknown word problems.
Better Lesson
Better Lesson: Manipulation Central
Not everyone solves a problem in the same way. Reinforcing that different strategies can be used effectively is the goal of this lesson.
Better Lesson
Better Lesson: Our Understanding of Numbers
This lesson plan is an informal assessment of student understanding of the base ten system, a critical area in the Common Core.
Better Lesson
Better Lesson: We Can Guess the Number
Understanding place value is critical to the Common Core Standards for second grade. Without a concrete understanding, 2nd graders may not fully grasp the meaning of the digits.
Shodor Education Foundation
Shodor Interactivate: Single Fraction Pointer
Determine the value of a given fraction represented as a point on a number line. Then find a fraction whose value is the given fraction using an arrow on the number line as a guide.
Shodor Education Foundation
Shodor Interactivate: Single Fraction Finder
Determine the value of a given fraction represented as a point on a number line. Then find a fraction whose value is a given fraction.
Homeschool Math
Homeschool Math: Comparing Decimals
This is a complete lesson with video instruction [5:49] and varied exercises about comparing decimals with 1 or 2 decimal digits.
PBS
Pbs: Logical Leaps: Adding Fractions and Decimals From 0 to 1 on the Vertical Number Line
In this interactive, use logic to solve riddles involving flea circus high jumps. Then, add two consecutive jumps and place them on a vertical number line. This often requires you to find equivalent fractions with common denominators....
PBS
Pbs: Logical Leaps: Fractions, Mixed Numbers, and Decimals on the Number Line
In this interactive, students use logic to solve three riddles involving a frog jumping contest and then place the contestants' jumps at the correct points on the number line. Numbers are randomized so that the frogs' placements on the...
Better Lesson
Better Lesson: Finding Equivalent Fractions
Using number lines and fraction strips helps students become familiar with benchmark fractions, equivalent fractions, and comparing fractions.
Other
Nearpod: Subtraction: Animal Edition
In this lesson plan, students will use number lines and ten frames to solve subtraction word problems within 10.
Other
Nearpod: Comparing Numbers to 10
In this lesson, students will use tens frames and number lines to compare numbers to 10.
ClassFlow
Class Flow: Ordering Decimals
[Free Registration/Login Required] In this flipchart, students apply their understanding of ordering decimals on a number line. Students use the visual and interactive features in Activstudio to arrange decimals in arrays.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Number Line
Find a quick, concise explanation of a number line. Several examples are given and clearly explained.
Other
Cyber Sleuth Kids: Number Line Worksheets
Using a number line has just gotten a little easier for teachers and students in this site from CyberSleuth that contains an assortment of printable number line worksheets. Here you will find blank number lines, number lines with...
Math Open Reference
Math Open Reference: Real Number
Learn about real numbers with this helpful reference tool. Provides a detailed definition and an interactive activity that enhances further explanation. Includes links to related topics.
Math Aids
Math Aids: Decimals Worksheets
Great resource to practice and strengthen math skills pertaining to decimals. Math worksheets are printable, may be customized, and include answer keys.