How to solve problems for finding an unknown number in the operations of addition and subtraction?

The perimeter is the sum of the lengths of the sides of a given figure. Perimeter in mathematics is denoted by the letter P.

Combinatorics and probability are areas that are part of mathematics education.

Knowing where students are on the path to achieving a high level of knowledge, learning objectives and outcomes is critical to planning and delivering learning.

How many triangles are in this picture? Sometimes it's easy to tell, other times not quite. But in both cases, it's good to count with this easy method.

Number snakes are tasks that, in addition to basic mathematical operations, develop the child's observation and logical thinking.

Magic squares are usually filled so that in every row, column and both diagonals the sum of the numbers is equal.

Let's solve the following problem: Alex and Bobby celebrate their birthdays together. There are 25 guests in total. Of them, 15 are Alex's friends and 17 are Bobby's friends. How many of the guests are mutual friends of Alex and Bobby?

Online platforms can be a convenient way to help our children learn, but how do we know how far they have progressed? At Adivedu, we want to give you, the parent, a source of meaningful information that will allow you to track your child's learning. When you subscribe to a course at Adivedu, we give you statistics about your child's learning progress, which will keep you informed at all times.