Abacus Level 1 | Finger Abacus Level 1 | All Small Friend Formulas Practice Worksheet

Abacus Level 1 | Finger Abacus Level 1 | All Small Friend Formulas Practice Worksheet
Small Friend of 4 is 1 + 4 = - 1 + 5, - 4 = + 1 - 5
Small Friend of 3 is 2  + 3 = - 2 + 5, - 3 = + 2 - 5
Small Friend of 2 is 3 + 2 = - 3 + 5, - 2 = + 3 - 5
Small Friend of 1 is 4  + 1 = - 4 + 5,  - 1 = + 4 - 5