Engaging Mathematics: Mental Arithmetic Within 100

Arithmetic within 100 is the foundation of mathematical knowledge that helps develop arithmetic skills and logical thinking, memory, and attention.

The exercises in this collection are aimed at practicing arithmetic skills within 100.

The game format of the exercises serves as an excellent motivator for children, and during the game, mental arithmetic skills are brought to automation.
The collection is designed for younger schoolchildren aged 7-8 years.