Hi! My name is Matthew

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.

1stGRADE, TRIANGLES 3 LEVELS1stGRADE, TRIANGLES 4 LEVELS2nd grade, Triangles 3 levels2nd grade, Triangles 4 levels3rd grade, Triangles 4 levels3rd grade, Triangles 5 levels4th grade, Triangles 4 levels4th grade, Triangles 5 levels5th grade, Triangles 4 levels5th grade, Triangles 5 levels6th grade, Triangles 3 levels6th grade, Triangles 4 levels

Number of exercises:

TRIANGLES 3 LEVELSTRIANGLES 4 LEVELSTriangles 5 levels