Abacus Mental Math Ep.10 - 5's rules : -4,-3,-2,-1
Abacus Mental Math Ep.5 - 10's rules : +9,+8,+7,+6 (中文 sub)
Abacus Mental Math Ep.6 - 10's rules : +5,+4,+3,+2,+1 (中文 sub)
Abacus Mental Math Ep.8 - Finger Abacus &10's rules : -5,-4,-3,-2,-1
Mental Maths - Divesh Shah - Ep 10
Abacus Mental Math Ep.11 - Combo rules : +9,+8,+7,+6
Abacus Mental Math Ep.7 - 10's rules : -9,-8,-7,-6
Abacus Mental Math Ep.9 - 5's rules : +4,+3,+2,+1
Abacus - Mental Maths for children (Part 10 : How to do mental calculation)
Abacus Mental Math Demonstration - Strengthen Math Facts, Improve Focus, Concentration & Memory
Basics of Abacus Math | EPISODE 10 | NUMERICAL NINJAS | Combination of -5
#1MinChallenge EP10 | 8-Year-Old Calculates in ONLY 7 SECS NO CALCULATOR!? ft. Rey from CMA Kovan
Abacus | EP - 10 | Unlock your Child's Aboundant Potential | The Dibya Jyoti Show | 9706063687
Impossible Challenge Season 4: Episode 10| CCTV English
#superclever #superznalac #mentalarithmetic #franchise #abacuslearning #math #mostar
Abacus Mental Math Ep.4 - Adding and subtracting numbers on the Abacus without rules (中文 sub)
World champion in mental calculation 🏆
Abacus Mental Math Ep.3 - How to clear your abacus beads to a "0" position ? (中文 sub)
Abacus Mental Math Ep.12 - Combo rules : -9,-8,-7,-6
Impossible Challenge: Teenagers mentally calculate 100 3-digit numbers in seconds
