Maths Blog
Make 20
There are quite a few ways to make the number 20 through addition. Learners fill in missing addends to reach the sum of 20 then answer additional related questions. This is a good resource because it has the class both add to 20 and...
Curated OER
Numbers and Number Parts to 20
The class uses pictures of Nick's sticker sets to count and add the number groups of stickers in each set. The image of Nick's sticker sets would also be a good way to represent part/whole for setting up rational for fractions.
Curated OER
Know By Heart Addition Facts to 20
Some people call them fast facts and some call it recall with automaticity, test your class with this timed basic addition facts worksheet. It includes 7 sections of 8 addition problems each focused on a different set of problems.
Math Salamanders Ltd.
Addition Up to 20, Sheet 3
This activity focuses on adding numbers to sums of 20. Pupils complete a set of 24 problems by adding numbers to 20. A number line and reference website are given for additional activities.
Curated OER
Addition and Subtraction Facts to 20 - Manipulative
Here is a good instructional activity that will allow your student to practice their addition and subtraction facts to 20. They practice facts using fact cards and practice strategies such as doubles strategies, and count to 10 strategies.