A poster showing the combinations of 20.
Use this poster in your classroom to show your students visually the numbers that add together to make 20.
teaching resource
Combinations of 20 Poster
PDF
| 1
page
| Grades:
2 - 3
Curriculum
CCSS.MATH.CONTENT.2.OA.B.2
Fluently add and subtract within 20 using mental strategies. By end of Grade 2, know from memory all sums of two one-digit numbers.
CCSS.MATH.CONTENT.3.NBT.A.2
Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.
Math 2.4(A)
Recall basic facts to add and subtract within 20 with automaticity;
Math 3.4(A)
Solve with fluency one-step and two-step problems involving addition and subtraction within 1,000 using strategies based on place value, properties of operations, and the relationship between addition and subtraction;
Author
Jill (Teach Starter)
Teach Starter Publishing
We create premium quality, downloadable teaching resources for primary/elementary school teachers that make classrooms buzz!
Find more resources like this
Suggest a Change
Would you like something changed or customised on this resource? While our team makes every effort to complete change suggestions, we can't guarantee that every change will be completed.
Login
to suggest a change
Report an Error
Did you spot an error on this resource? Please let us know and we will fix it shortly.
Login
to report an error
Help
Are you having trouble downloading or viewing this resource? Please try the following steps:
- Check that you are logged in to your account
- For premium resources, check that you have a paid subscription
- Check that you have installed Adobe Reader (download here)
If you are still having difficulty, please visit the Teach Starter Help Desk or contact us.
teaching resource
Doubles to Twenty
A set of 20 posters to help students remember double numbers to ten.
teaching resource
Doubles Plus 1 - Game Boards
30 game boards to use when practicing the doubles plus one strategy with single and double-digit numbers.
teaching resource
Free Counting From 1 to 10 Activity — Hands And Numbers Template
Teach counting from 1 to 10 and one-to-one correspondence with a creative (and free) printable activity for preschool, kindergarten, or 1st grade.
teaching resource
Doubles Minus 1 - Game Boards
30 game boards to use when practicing the doubles minus one strategy with single and double-digit numbers.
teaching resource
Doubles Minus One - Dice Roll Worksheet
A worksheet to help students practice the doubles minus one addition strategy.
teaching resource
Doubles Plus One - Dice Roll Worksheet
A worksheet to help students practice the doubles plus one addition strategy.
teaching resource
Doubles Minus One - Grid Game
A fun game to help students practice the doubles minus one addition strategy.
teaching resource
Doubles Plus One - Grid Game
A fun game to help students practice the doubles plus one addition strategy.
teaching resource
Doubles Minus One - Worksheet
A worksheet to help students practice the doubles minus one addition strategy.
teaching resource
Doubles Plus One - Worksheet
A worksheet to help students practice the doubles plus one addition strategy.
0 Comments
Write a review to help other teachers and parents like yourself. If you'd like to request a change to this resource, or report an error, select the corresponding tab above.