Children have to recite their times tables because saying things out loud tend to help with memorizing the information. The same way that doing things hands on help to learn to do things.
they used there fingers
No they weren't; not at the time
Because they are tables of the numbers that are the result of "times"-ing a number.
If you recite sura Yasin one time you get reward as if you have recited the whole Qur'an. If you recite it for 234 times, you will get the reward of reciting the Qur'an for 234 times.
1955
Times tables
October 1892
yes
55 and its multiples. 1, 5, and 55 are all in both the 5 times and 11 times tables.
4,8,12,16,20,24,28,32,36,40,44,48,52,56,60,64,68,72,76,80,84,88,92,96,100
The children were trained to recite the pledge of allegiance in unison
The transum times tables website is amazing. You can learn so much from it.