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Dharnitha from Velammal New Gen Medavakkam, Chennai

Subject :Sam Class : Sample

Which abacus represents 20 less than 69?

A
B
C
D

Ans 1:

Bharsha from OXEBOW ENGLISH SCHOOL, Gobordanga

Class : Class 3

i can not understand this some please tell explain this to me

Rudra dilip chavan from Suyash heritage, Nagpur

Class : Class 1

plase explain i can not understand this some