Teachers and parrents
> Printing of exercises from mathematics >

Triangles with condition

Instructions:

Insert numbers into empty fields in triangle (grape). The sum of two neighbouring numbers in one row must be equal to number below those fields. The sum of all green fields must be equal to predefined number.

Example

5
9
+
=
17

Solution

5
6
3
11
9
20
11
+
6
=
17

Solve exercises

Exercises with more solutions