Loading

Free Call + 91 7842 885 885
Email us info@abacustrainer.com
Free Demo

Contact Info

Practice -9 Formula in Abacus | -9 = -10 + 1 | Big Friends Abacus Tool

Master the Minus 9 Big Friends Formula in Abacus using the Digital Abacus Tool for effective mental maths learning.

Formula Practiced:
 -9 = -10 + 1

Similar Videos
What Is Abacus? Learn Basics of Maths & Mental Calculation for Kids | AbacusTrainer

What Is Abacus? Learn Basics of Maths & Mental Calculation for Kids | AbacusTrainer

Brief Introduction About Abacus Tool | What Is Abacus? Learn Basics | AbacusTrainer

Brief Introduction About Abacus Tool | What Is Abacus? Learn Basics | AbacusTrainer

Top Benefits of Learning Abacus for Kids | Boost Brain Power

Top Benefits of Learning Abacus for Kids | Boost Brain Power

Finger Abacus Explained | Learn Mental Math Techniques

Finger Abacus Explained | Learn Mental Math Techniques

View the previous and next videos
Practice -8 Formula in Abacus | -8 = -10 + 2 | Digital Abacus Practice
Practice -8 Formula in Abacus | -8 = -10 + 2 | Digital Abacus Practice
Advanced -9 Formula in Abacus | Quick Subtraction Tricks Using Digital Tool
Advanced -9 Formula in Abacus | Quick Subtraction Tricks Using Digital Tool

Copyright @2026 ABACUS Trainer. All Rights Reserved by Deccan Spark Technologies

Talk to us?

Advt