Arithmetic signs. Арифметические знаки for Russian speaking children. Can be used as well for English speaking children with small changing in it. 

Very useful and preferable by kids. 

arithmetic-signs-grammar-guides_131508.docx

Arithmetic signs. Арифметические знаки

arithmetic-signs-arifmeticeskie-znaki

Arithmetic signs. Арифметические знаки for Russian speaking children. Can be used as well for English speaking children with small changing in it. 

Very usefu…