C96 Draw out a Sketch

Fu Nanzhu also nodded her head strangely. Old Madam Zhan heard it but did not find it strange at all as she smiled and said, "A few days ago when I was at home, I did not know where I found out the abacus Yunxiao used when he was young. I originally wanted to be a little toy for Xiao Han to relieve his boredom. Who knew that after he heard me say the arithmetic formula once