Practice adding and subtracting within 20 using a Double 10-frame & number line. Represent a teen number using a number bond to solve a Mystery Math Mistake. Use Notice and Wonder with a marble game ...

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 ...

The questions in this quiz are suitable for GCSE maths students studying simplifying rational expressions, simplifying rational expressions with factorising, adding and subtracting rational ...

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 ...

Watch the video to learn about adding and subtracting with negative numbers on a number line and by using number discs. Adding and subtracting with negative numbers. Let's talk about two ways to help ...