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Add and Subtract within 20

Add and Subtract within 20 preview
Add and Subtract within 20 preview
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Look Inside · 10 pages

Adding & Subtracting to 20 cover showing dice and spinner mats, exit tickets and combo independent practice pages
Overview of the summer-themed centers and practice
Notes for you: teacher letter explaining 4 math centers, 4 exit tickets and 3 independent practices, with a flamingo
Read first to plan how the centers are used
Summer is Sweet but so is Adding: students roll 2 dice, show them on ten frames and write part + part = whole
Dice center mat with part-whole labels as support
Pineapple adding mat: students roll 2 dice, model the sum on two ten frames and write an unlabeled addition sentence
Same dice center without labels for more independence
Summer is Sweet but so is Subtracting: roll 2 dice, take away the part on ten frames, tips say the whole goes first
Subtraction dice center with built-in tips
Popsicle subtracting mat: students roll 2 dice, model on ten frames and write whole minus part equals part, no tips
Tip-free version once students know the routine
Keep Cool & Just Subtract: spin a whole from 11-20 and a part from 0-9, take away on ten frames, write the subtraction
Spinner center for subtracting from teen numbers
Ice cream subtraction spinners 11-20 and 0-9: students spin, show the whole on ten frames and fill in whole - part = part
Spinner subtraction center without the tip line
Keep Cool & Just Add It Up: spin parts from 3-12 and 0-9, build the sum on ten frames and write part + part = whole
Spinner addition center with labeled spinners
Flip-flop addition spinners: students spin two addends, show them on ten frames, draw in the work space and add
Unlabeled spinner version for addition practice
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About This Product

Add and Subtract within 20 (Google Classroom/Virtual Learning)

How effective is your strategy for teaching addition and subtraction within 20 to first and second graders? This engaging educational tool has been developed with the modern needs of educators in mind, perfect for use in Google Classroom or during virtual learning sessions.

The product features interactive slides designed to make learning more hands-on, even in a digital environment. Each student can manipulate on-screen elements such as the tens frame to find answers meant to promote practical understanding of these fundamental mathematics concepts - a crucial aspect of their education.

It also encourages individual practice, helping you gauge which students require additional guidance without putting them on the spot during class. This ensures each child gets the help they need when they need it, fostering overall academic growth.

List of Features:

  • Interaction isn't limited only to movement; typing answers also plays an integral role here.

  • The aim is not only enrichment of students’ number operation skills but also development of their typing proficiency, a vital skill in the digital age.

  • Presented alongside numerical sentences are word problems that apply math skills more broadly – a fantastic avenue for refining conceptual understanding beyond just performing operations.

Critical Standards Alignment:

  1. 1.OA.C.6: Emphasizes abilities to add and subtract within 20.

  2. 2.OA.B.2: Founded on acquiring fluency regarding adding and subtracting within this range.

This resource caters primarily to Grade 1 and Grade 2 students focusing their studies on Math particularly Subtraction; Addition; Place Value topics – all contained as Worksheets type material provided via Google Slides™ file format.


So why wait? Enrich your teaching environment today by incorporating this innovative education tool into your curriculum!

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