tontonan
0:17
ABACUS 3 Digits Addition & Subtraction Amazing Practice Video #learn #abacus #finger #maths #shorts
0:10
Abacus fast Calculation
0:21
ABACUS IN L.S.A.
0:20
Junior Abacus to Level 2#vasai #SIP Abacus#SIP Academy#visual#abacuslearning #education
0:52
Online Abacus Classes || Calculate Maths with Accuracy & Speed
10:02
Abacus And VedicMath Practice Software Tutorial | Human Calculator | AbacusVedicMath
0:26
First time Introduce Abacus in Govt. School #amazingabacusacademy.
4:05
Abacus Vs Vedic Maths/ Difference Between Abacus And Vedic Maths
