Calculate 10x Faster With Soroban/Abacus - Addition & Subtraction - Full Tutorial (Series Part 2)

Name: Calculate 10x Faster With Soroban/Abacus - Addition & Subtraction - Full Tutorial (Series Part 2)
Uploaded: 2026-04-21T14:09:30.322Z
Description: Students learn how complements to ten support carrying and regrouping on the abacus.

Soroban Ten Complement Resets Place Values

Moment from 9:04 to 11:00.