Match fun story problems with the correct addition or subtraction expression. Join Mrs. Gray for number talk with the Counting Buddy Junior. Then get ready to match fun story problems with the ...

Published in Science Advances on Feb. 6, a team of researchers from Australia and France have shown that bees can perform simple arithmetic, adding and subtracting small numbers by studying colour ...

Researchers from 4 projects with a problem-solving approach to teaching and learning multidigit number concepts and operations describe (a) a common framework of conceptual structures children ...

Explains the concept of zero in mathematics, emphasizing its role as a number that represents the empty set. It illustrates how zero is used in addition and subtraction, showing that adding or ...

In this planar world, “complex numbers” represent arrows that you can slide around with addition and subtraction or turn and stretch with multiplication and division.

BEES have a grasp of basic maths, including addition and subtraction. The find reveals that bees have incredibly powerful brains for their size, and suggests that more animals than we thought can d… ...

The present paper describes the success, the methods (mental, informal written, standard algorithm) and the strategies of informal written arithmetic to be observed when 300 elementary students worked ...

Under the common core, there are many ways to do subtraction—none of which involve borrowing and carrying.

After training a group of the pollinating insects scientists at the French National Centre for Scientific Research found they were able to perform addition and subtraction.