Understanding 2 digit numbers (Kindergarten and First Grade Math Activities)

Grade Levels
K - 1st
Formats Included
  • PDF
59 pages
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Help build student's number sense as they explore two-digit numbers. With over 20 worksheets, a variety of printable resources, and games to play understanding two-digit numbers is a breeze. The kit comes with the following items:

28 printable worksheets

Materials and resources to play a variety of games including:
路 Matching
路 What鈥檚 missing? (number bonds)
路 Make a number (partner game): Two people make a number holding up fingers. The first person is the ten. While the second person is the ones.
路 Build a Number (place Value)
路 Go Fish!

Flash Cards and resources to represent two digit numbers in a variety of ways that include:
路 Numeral cards
路 Ten frames
路 Place Value Chart
路 Rods and Cubes picture cards
路 Written place Value
路 Number Bonds

Do you want to save money? Do you want lesson plans to teach throughout the year? Would you like quality lessons and math centers to meet class and individual needs? Then the Kindergarten Math Bundle is for you...Math Curriculum for Kindergarten Bundle.

If that's out of your current budget- try the year of Ready, Print, GO! Centers. These math centers are a quick and easy way to practice all the skills throughout the year. Ready, Print, GO! Math Centers Bundle.

Here are some other math units you might find helpful:

Counting Fingers: (Counting and Cardinality).

Comparing Numbers: (Counting and Cardinality).

Identifying Numbers 0-20: (Counting and Cardinality, Number Sense, Operations and Algebraic Thinking).

Concrete, Pictorial, Abstract Addition and Subtraction: (Operations and Algebraic Thinking).

Understanding Two Digit Numbers: (Number Sense).

Kindergarten Geometry: (Geometry).

Kindergarten Measurement and Data: (Measurement and Data).

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Total Pages
59 pages
Answer Key
Teaching Duration
1 month
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to see state-specific standards (only available in the US).
Understand that the two digits of a two-digit number represent amounts of tens and ones. Understand the following as special cases:
Compose and decompose numbers from 11 to 19 into ten ones and some further ones, e.g., by using objects or drawings, and record each composition or decomposition by a drawing or equation (e.g., 18 = 10 + 8); understand that these numbers are composed of ten ones and one, two, three, four, five, six, seven, eight, or nine ones.


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