Addition & subtraction with regrouping using different strategies to solve. In this lesson, students go over addition and subtraction with regrouping using different strategies to solve. Today we ...

Students put all of their addition and subtraction skills together to solve equations. In this lesson, students put all of their addition and subtraction skills together to solve equations. Julia ...

Here is a part-whole model. Sometimes the model is rotated. It looks different, but it still has two parts and a whole. We can use this model to help us solve problems. We can put 4 things in one of ...

The humble honeybee can use symbols to perform basic maths including addition and subtraction, shows new research published today in the journal Science Advances. DESPITE HAVING A brain containing ...

Scarlett Howard received funding for this project from The Company of Biologists and the Australian Government. Adrian Dyer and Jair Garcia do not work for, consult, own shares in or receive funding ...