Abacus Basic Course - Beat The Calculator
Operate Abacus tool super fast, calculate mentally with ease, improve number sense, focus, memory, speed, and accuracy.
4.30 (5 reviews)
29
students
1 hour
content
Sep 2021
last update
$19.99
regular price
What you will learn
How to set numbers on Abacus device
How to add and subtract using Abacus
How to use complements of 5 to your advantage
How to use complements of 10 to your advantage
Calculate mentally with ease by imagining Abacus manipulation in your head
Screenshots
Related Topics
4282570
udemy ID
9/5/2021
course created date
9/18/2021
course indexed date
Bot
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