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These are worksheets that break down numbers 20-30 using tens and ones. There are ten frames, ten sticks and cubes, writing practice and talley marks. Be sure to check out my blog for more freebies! thecreativekindergartener.blogspot.com
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\$1.00
33 Ratings
3.9

PDF (323.91 KB)

Part/Part/Whole worksheet.Given the whole and one part, find the missing part. Students will compose and decompose numbers 13-20. Can be used with multiple addition and subtraction strategies. Aligned to the Common Core standard 1.OA.B.4 . Understand subtraction as an unknown-addend problem.
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\$3.00
7 Ratings
4.0

PDF (254.02 KB)

Use this free worksheet for an assessment or math station.
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Common Core aligned number bond flash cards and worksheets to help your students compose and decompose numbers 11-20! Your students will enjoy using the number bond flash cards with their friends to decompose numbers. The worksheets can be used to teach or reinforce this important common core standa
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\$2.00
257 Ratings
4.0

PDF (449.7 KB)

Please download the preview to view all 42 pages :) This pack contains a range of activities, Math Centers, printable worksheets and games designed to develop students understanding of numbers. The pack supports student's exploration of number by providing a variety of experiences with composing an
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CCSS:
\$4.00
231 Ratings
4.0

PDF (6.06 MB)

165 Differentiated Subtraction to 20 Strategy Worksheets aligned specifically to the First Grade Common Core. Example problems with explanations and student directions included at the top of each worksheet to support student independence. Covers whole numbers 10-20. _________________________________
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\$9.00
19 Ratings
4.0

PDF (26.3 MB)

Help your students understand visually how decomposing numbers can help with addition! These car themed addition activity cards will make your learning centers and groups come alive! Print these pages and laminate them to create 'Write'n'Wipe' style activity cards for your students. Students can u
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\$3.50
80 Ratings
4.0

PDF (2.88 MB)

In this packet you will find worksheets to decompose numbers 1-20. There are 3 different worksheets for each number. Each set is slightly different to aid in differentiation. Set 1: Decompose the number using a ten/twenty frame and a part-part-whole mat. Set 2: Decompose the number using a ten/t
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\$5.00
101 Ratings
4.0

PDF (2.25 MB)

*** This pack contains items that are for sale separately, please don't purchase if you have already purchased my other Composing/Decomposing Number Packs! *** This handy bundle contains all four of my decomposing number items... for a 20% saving! The packs included are... Composing and Decompos
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\$9.50
72 Ratings
4.0

PDF (14.5 MB)

Are you working on composing and decomposing numbers 11-20 with your students? If you students are like mine, they are having trouble with this concept and need a fun and innovative new way to practice! If so, this train version is sure to having them climbing aboard the mastery train! Please dow
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\$4.25
68 Ratings
4.0

PDF (3.25 MB)

Looking for a fun interactive teaching idea for decomposing numbers? Well look no further as Decomposing Numbers 0-19 Place Value Game Puzzles, for CCSS K.NBT.1, will serve as an exciting lesson plan for kindergarten or 1st grade elementary school classrooms. This is a great resource to incorporate
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\$4.90
53 Ratings
4.0

PDF (2.15 MB)

Composing and Decomposing Numbers is a skill that needs to be learned to mastery! This packet contains cards that represent various ways to compose and decompose numbers 11 – 20. Students can match the cards in a pocket chart, table, or on the floor. Also included is an I Can Statement to post at
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\$2.00
107 Ratings
4.0

PDF (4.64 MB)

This collection of five games are perfect to use as Math Centers or pair/ small group work. The games are engaging and easy to play and promote an understanding of decomposing numbers and missing addends to make 5 and 10. The games are: Ice Cream Scoop Addends Composing Numbers Using Five Frames S
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39 Ratings
3.9

PDF (4.9 MB)

This packet includes: *36 Worksheets *40 Task Cards *3 Work Mats *55 Sorting Cards *11 Vocabulary Cards Worksheets included: Compose 11 Compose 12 Compose 13 Compose 14 Compose 15 Make Numbers 11-15 Review: Make Numbers 11-15 Decompose 11 Decompose 12 Decompose 13 Decompose 14 Decomp
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Also included in: Kindergarten Math ~ The Bundle

\$5.00
50 Ratings
4.0

ZIP (4.65 MB)

Great booklet to reinforce composing and decomposing numbers 11-20. For each page, students will show the number on ten frames, show two ways to compose the number and on way to decompose the numbers. Underneath each problem there is a section for students to write the numbers. In my classroom, we p
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\$0.80
62 Ratings
4.0

PDF (1.43 MB)

This 20 page pack will be a great help to you during your unit on decomposing numbers for the Common Core. ( first grade ). I hope you and your students benefit from this...enjoy! Oh no TPT requires you to have a \$3.00 minimum to check out. Don't worry check out my Dollar Spot on my home page. *
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\$2.50
46 Ratings
4.0

PDF (1.95 MB)

Busy Bees is a number decomposing exercise. Using visually attractive mats, and bee pieces, students decompose numbers 1 - 10. Students place bees on the mats to equal their assigned number and then record their answers on the recording sheet. (Student who are not yet writing numbers can represent
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\$3.50
17 Ratings
4.0

PDF (5.23 MB)

Students will enjoy learning more about numbers with these number sense worksheets. They will cut, sort, and paste 8 out of 10 pieces that represent the target number. The numbers are represented with dominoes, die/dice, ten frames, fingers, tally marks, number words, numbers, coins, and a number li
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\$3.50
16 Ratings
4.0

PDF (16.34 MB)

This activity will strengthen and review your students skills in breaking numbers 11-20 into tens and ones and understanding this concept. I have made butterflies with popsicle stick bundles of tens and ones and also with tens frames. They will need to match the butterflies with baby butterflies wit
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\$3.00
10 Ratings
4.0

PDF (873.4 KB)

•These lessons are designed to develop and enhance student number sense in preparation for more difficult addition and subtraction. • With this download you will receive EVERYTHING you need to teach your first graders about number sense for numbers up to 20. You will also get some introduction to
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Also included in: FIRST GRADE MATH UNITS FOR THE ENTIRE YEAR MEGA BUNDLE

\$3.50
8 Ratings
4.0

PDF (4.91 MB)

This student journal includes 36 pages focused on number bonds using numbers 1-20. You can add what pages you need to fit your lesson. Use for both K and 1st grades. It uses part/part/whole, base-ten blocks, ten frames and more. (includes cover and ending page making 38 total pages) PRINT and STAP
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\$4.00
9 Ratings
4.0

PDF (1.36 MB)

These mats are perfect for students to practice decomposing numbers. The mats have an area for students to use manipulatives to decompose the number at the top of the mat. If you laminate the mats, students can use a dry erase marker and write the addition problem they created. Great for math w
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\$1.50
8 Ratings
4.0

PDF (1.08 MB)

The activities in this product are ideal for use in math centers. They also can be used with your whole class—students can work individually, in pairs, or in small groups. The primary learning goal for these activities is that students learn how to decompose numbers from 1 to 10 (Common Core Standa
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\$2.50
6 Ratings
4.0

PDF (10.23 MB)

This is a practice packet that allows students to practice their fluency in writing number sentences as one ten and some ones. It is aligned with the standard: K.NBT.1 Compose and decompose numbers from 11 to 19 into ten ones and some further ones, e.g., by using objects or drawings, and record eac
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\$1.80
5 Ratings
4.0

PDF (149.08 KB)

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