Curated OER
Find the Difference Between Two Numbers
Perfect for younger elementary learners, this slide-show uses images of unifix cubes to show the process of subtraction. There is a complete example and five practice problems learners can complete as you progress through the resource.
Curated OER
Teddy Bear Subtraction
Do this exercise to prime early learners for a day of subtraction. They discuss problem-solving strategies, listen to a story problem involving teddy bears, then go to their assigned math station. This is a great way to prime the day.