6. Three mark example problems I

1. In an exhibition, the number of tickets sold on the first, second, third and fourth days are $1,10,000$, $75,060$, $25,700$ and $30,606$ respectively. Find the total number of tickets sold on all the $4$ days.

 

 

Total number of tickets sold $=$

 

2. In a year, a whole-sale paper firm sold $6,25,600$ notebooks out of $7,50,000$ notebooks. Find the number of notebooks left unsold.

 

 

Number of notebooks left unsold $=$