Adding 2-Digit Numbers Using a Number Line

Adding 2-Digit Numbers Using a Number Line
Adding 2-Digit Numbers Using a Number Line
Adding 2-Digit Numbers Using a Number Line
Adding 2-Digit Numbers Using a Number Line
Adding 2-Digit Numbers Using a Number Line
Adding 2-Digit Numbers Using a Number Line
Adding 2-Digit Numbers Using a Number Line
Adding 2-Digit Numbers Using a Number Line
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Standards
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  1. Three best-sellers in one package: Adding Two-Digit Numbers Using a Number Line, Subtracting Two-Digit Numbers Using a Number Line, and Adding and Subtracting Two-Digit Numbers on a Number Line! Your children will learn how to count up or back on the number line to add or subtract tens and ones.
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  • Product Description
  • Standards

Students will build their number sense by using different strategies to add 2-digit numbers on a 1-100 number line, learning that there are many ways to THINK about numbers and many ways to ADD them.

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This packet includes:

  • FIVE "Teacher's Notes" lesson pages with complete demonstrations of THREE different addition strategies to use in your lessons.
  • TWO kinds of number lines: 0-100 with tick marks on the ones, and 0-100 with only the tens marked.
  • SIX 2-sided student pages for each of the number lines, and you can use all 12 student pages with your class since the problems are different on all pages.
  • Complete answer keys!

Please check out the preview to see what's included!

My children learned that there were lots of ways to tackle these addition problems and arrive at the correct answer. This discovery gave them much more confidence when adding using the number lines and when working with 2-digit numbers in other ways.

Looking for more number lines?

Here are some fun, seasonal word problems for students to solve using number lines:

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Have questions? Please contact me at SecondGradeSuccessbyAmandaK@gmail.com about this resource or anything in my store!

Happy teaching!

:) Amanda

Log in to see state-specific standards (only available in the US).
Add and subtract within 1000, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method. Understand that in adding or subtracting three-digit numbers, one adds or subtracts hundreds and hundreds, tens and tens, ones and ones; and sometimes it is necessary to compose or decompose tens or hundreds.
Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.
Represent whole numbers as lengths from 0 on a number line diagram with equally spaced points corresponding to the numbers 0, 1, 2,..., and represent whole-number sums and differences within 100 on a number line diagram.
Total Pages
62 pages
Answer Key
Included
Teaching Duration
N/A
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